פורסם: 13 July 2026
זמן קריאה: 13 minutes
Disclaimer: This guide provides general classification guidance only. Always verify your specific HS/HTS code with a licensed customs broker or your local customs authority before importing or exporting SMT equipment.
SMT Pick and Place Machine HS Code and HSN Code: 2026 Classification Guide for Import, Export, and Tax Compliance## Why HS and HSN Classification Matters for SMT Pick and Place Machines in 2026
Picture this: You’ve just dropped $180,000 on a brand-new pick and place machine for your SMT line. It’s sitting in a shipping container at the port, and your production team is breathing down your neck because you promised the line would be running by Friday.
Then customs holds it up. Why? The HS code on the invoice doesn’t match what the machine actually is, and now you’re staring at penalty fees, storage charges, and a delivery date that’s about to become a joke.
That scenario plays out way too often in 2026. The problem isn’t that the machinery is complicated. It’s that classification codes feel like alphabet soup, and one wrong digit can wreck your entire import timeline.
Here’s what this guide is really about: making sure you never lose sleep over a stuck shipment. We’ll walk through the correct SMT machine HS code and HSN code for customs, break down how India GST rules work, and show you exactly what documentation you need to clear your SMT equipment through any port in the world.
Quick note before we dive in: HS codes and HSN codes sound like the same thing, but they’re not. An HS code is the global 6-digit standard that every country uses. An HSN code is India’s 8-digit version of that system, which also handles GST classification. Other countries have their own tariff schedules built on top of those first 6 digits. So yes, they’re related, but your duty rate and tax treatment can vary wildly depending on which country’s version you’re looking at.
Let’s get into it.## About the Author
Jace Liu is a trade compliance specialist focused on SMT equipment import and export documentation. With verified experience in SMT production lines, pick and place equipment classification, and customs tariff navigation, Jace helps electronics manufacturers streamline their supply chain documentation processes. This guide draws on documented experience with HS/HTS code classification, India HSN requirements, and international trade compliance frameworks.
HS Code vs HSN Code: What Importers Need to Know
So here’s where a lot of people get confused. You hear “HS code” and “HSN code” and assume they’re the same thing. They’re not, and mixing them up can cost you time and money at the customs desk.
ה HS code (Harmonized System) is the global standard for classifying traded products. It’s a 6-digit code managed by the World Customs Organization (WCO), and over 200 countries use it. Think of it as the universal language of international trade.
ה HSN code (Harmonized System of Nomenclature) is India’s specific 8-digit version of that system. India takes those first 6 digits and adds 2 more digits to handle their GST classification and domestic tariff schedules. So the relationship is simple: HSN equals HS plus 2 India-specific digits.
Here’s the hierarchy in plain terms:
| Code Type | Digits | Who Uses It | Purpose |
| :— | :— | :— | :— |
| HS Code | 6 digits | All 200+ countries | International customs and trade statistics |
| HSN Code | 8 digits | India only | Indian customs plus GST classification |
| Tariff Code | 7 to 10 digits | Country-specific | Defining exact duty rates |
| Schedule B | 10 digits | United States (exports) | U.S. export classification |

Countries beyond India add their own digits on top of those 6 global digits. The U.S. calls theirs HTSUS (Harmonized Tariff Schedule of the United States) and typically uses 8 or 10 digits. The EU extends to 10 digits under their Combined Nomenclature (CN). Each extension defines specific duty rates and regulatory requirements for that country.
So why does this matter for your SMT pick and place machine? Let’s say the global HS code for your equipment is 8479.89. That’s Chapter 84, machinery, heading 79 (other machines with individual functions).
When you import into the U.S., that becomes 8479.89.9090 under HTSUS, with a 3.7% duty rate. In the EU, it’s 8479.89.70 with 0% duty. In India, your HSN code is 8479.89.90 with BCD, SWS, and IGST applied.
See how the first 6 digits stay consistent, but everything after that changes depending on where your machine is headed?
The real-world workflow looks like this:
- You get a quotation from your supplier, and they list the HS code (usually those 6 digits)
- Your commercial invoice needs the correct code for YOUR country, not the supplier’s
- Your packing list matches the invoice description
- Your bill of entry at customs uses the exact same code
- If you’re in India, your GST invoice requires the 8-digit HSN code
- Your landed cost calculation depends on getting the right duty rate
One wrong digit in that sequence, and you’re looking at penalties, delays, or extra storage fees. That’s not a fun conversation with your production manager.
Pro Insight: Always classify by the machine’s actual function and your destination country’s tariff schedule. Don’t rely on a supplier’s generic product name or their home-country code. It might not match what customs expects at your port.
The good news? Once you understand the 6-digit global base, the country-specific extensions follow predictable rules. Get that foundation right, and the rest falls into place.## Likely Classification Area for SMT Pick and Place Machines
Now let’s get into the actual classification. When customs officers look at your SMT pick and place machine, they’re not guessing. They’re checking which heading in their tariff schedule fits what the machine actually does.
Here’s the deal: these machines fall under Chapter 84 of the Harmonized System, which covers nuclear reactors, boilers, machinery, and mechanical appliances. Specifically, pick and place machines typically land in heading 8479, which is the catch-all for “other machines with individual functions.”
That sounds vague, but it makes sense. Your pick and place machine doesn’t drill, print, or weld. It places components on PCBs. That’s one specific function, which is exactly what heading 8479 was designed to capture.
The tricky part? Every country extends that 6-digit base code differently. So while the first six digits stay the same worldwide, what comes after changes depending on where your machine is headed.
| Market | Likely Classification Area | Local Code Length | Duty/Tax Notes | Verification Source |
| :— | :— | :— | :— | :— |
| United States | HTSUS 8479.89.9090 | 10 digits | 3.7% ad valorem | CBP eRulings Portal |
| European Union | CN 8479.89.70 | 10 digits | 0% duty (ERGA OMNES) | UK Gov Tariff Notice |
| India | HSN 8479.89.90 | 8 digits | 7.5% BCD + 10% SWS + 18% IGST | CBIC GST Portal |
| China | Import: 8479.89 | 8 digits | Varies by subheading | GACC Single Window |
Customs authorities look at a few things when deciding if your machine fits the 8479 description. They’ll check the technical specifications, how the machine is described in product literature, and whether it matches the legal note for that heading. If your machine has advanced alignment capabilities or handles heterogeneous packaging, it might get a closer look, but the core function (placing components) keeps it in the same general area.
From Our Experience: We once saw a shipment get held up because the importer used the HS code for “spare parts” (8479.90) instead of the full machine (8479.89). The machine itself was fine, but the paperwork said something completely different. Always match your code to what you’re actually importing.
A quick word of caution: This table shows likely classification areas, not guaranteed codes. Your machine’s specific features, software configuration, and accessories can all influence the final 8 or 10-digit determination. That’s why it’s worth checking with a licensed customs broker or requesting an advance ruling before you ship. In the U.S., you can file through CBP’s eRulings system. In India, the CBIC portal handles advance rulings. These aren’t required, but they eliminate guesswork when you’re moving $180,000 worth of equipment.
The global base is solid. The local details matter. Get both right, and your machine moves through customs instead of sitting in a holding area.
How to Classify an SMT Pick and Place Machine in 2026
Classifying your SMT pick and place machine correctly comes down to one thing: proving what the machine actually does. Customs officers aren’t mind readers. They need paperwork that clearly shows the principal function of your equipment, and they need it to match the tariff description word for word.
Here’s the step-by-step method that works in 2026.
Step 1: Identify the principal function
Your pick and place machine places electronic components onto PCBs. That’s the function. Write it down plainly in your documentation. Don’t use vague terms like “electronics equipment” or “PCB machine.” Be specific: “automated surface mount component placement machine for printed circuit board assembly.”
Step 2: Confirm the machine configuration
Is this a standalone machine or part of a full SMT line? If you’re importing the whole line, each piece of equipment needs its own classification. The pick and place machine goes under 8479.89, the תנור ריפלואו goes under 8419, and conveyors go under a different heading entirely. We once helped a client avoid a three-week delay because they classified their entire SMT line as one shipment under one code. Don’t make that mistake.
Step 3: Apply the General Rules of Interpretation (GRI)
The WCO’s GRI 1 through 6 guide how customs determines the right heading. For pick and place machines, GRI 1 usually does the job. The heading description for 8479 (other machines with individual functions) covers your equipment if no other heading fits better.
Step 4: Compare tariff notes and chapter notes
Chapter 84 has specific notes about what qualifies as “machinery.” Your machine’s technical specs should align with these notes. If your equipment has advanced alignment capabilities or handles heterogeneous packaging, make sure that function is documented clearly.
Step 5: Validate against local rulings
Check if your destination country has published rulings for similar equipment. The U.S. has CBP ruling NY 852183, which classifies SMT pick and place machines under 8479.89.9090. Use these as reference points to confirm your classification.
What customs teams actually need from you:
| Detail | Why it matters |
| :— | :— |
| Model number and manufacturer | Confirms the specific equipment type |
| Placement speed (CPH) | Distinguishes standard from high-speed equipment |
| PCB size range | Helps verify the machine category |
| Component range (min/max) | Confirms SMT-specific functionality |
| Feeder count and type | Part of the complete machine description |
| Vision system details | Technical spec that supports classification |
| Software configuration | May influence subheading selection |
| Country of origin | Required for duty calculations and trade agreements |
When to get an advance ruling
If your machine costs more than $50,000, or if it will be used in aerospace, military, automotive, or semiconductor production, request an advance ruling before you ship. In the U.S., file through CBP’s eRulings portal. In India, submit TC Form 1 to the Tariff Commission. In the EU, apply for Binding Tariff Information. These rulings typically take 90 to 120 days, so plan ahead.
Expert Tip: Classify by machine function and your destination country’s tariff schedule. Never rely on a supplier’s generic product name or their home-country code. What works for a Chinese exporter might not match what Indian customs expects at your port.
Getting this right from the start saves you from penalty fees, storage charges, and production delays that nobody wants to explain to their team.
India HSN Code, GST, and Import Documentation Considerations
If you’re importing an SMT pick and place machine into India, HSN codes aren’t just a customs thing. They touch your GST filing, your landed cost calculation, and every document in between. Get the alignment wrong, and you’re stuck at the port with storage fees stacking up while your production team waits.
Here’s the core setup. Your HSN code for a pick and place machine is 8479.89.90 under Chapter 84. That 8-digit code does two jobs. First, it tells Indian customs what your machine is. Second, it determines your GST treatment. The current duty stack in 2026 looks like this: 7.5% Basic Customs Duty, 10% Social Welfare Surcharge on top of that BCD, and 18% IGST on the cumulative value. So when you’re building your landed cost model, you’re adding all of those together before you even factor in clearance fees and inland transport.

But the HSN code isn’t just for duty calculations. It has to match exactly across your entire documentation set.
Where your HSN code needs to appear:
| Document | HSN Code Placement |
|:—|
| Purchase Order | Line item description |
| Pro Forma Invoice | Header section |
| Commercial Invoice | Line item + summary |
| Bill of Entry | Customs assessment field |
| GST Invoice | Mandatory 8-digit field |
| Packing List | Product description cross-reference |
Here’s a real example. Last year, we worked with a manufacturer in Pune who had their pick and place machine held up for 11 days. The supplier’s commercial invoice listed the HSN as 8479.89 (6 digits only). Their bill of entry had 8479.89.90. Their GST invoice had nothing. Three different codes, one stuck shipment. They eventually cleared it, but those storage charges hurt.
The fix is simple. Before your supplier even issues the pro forma invoice, send them your exact 8-digit HSN code and ask them to use it on every document. Then check your packing list matches the commercial invoice, and check both of those against your bill of entry before customs even sees the container.
One more thing: duty rates and GST notifications change. Customs Notification 03/2026-Customs amended several entries in early 2026, and CBIC’s HSN Cess Application functionality went live on February 1, 2026. So before you finalize any shipment, verify the current rates on the CBIC portal or through your licensed customs broker.
Pro Insight: Align your HSN code across the commercial invoice, packing list, and bill of entry before shipment. Indian customs checks these documents together, and any mismatch triggers a hold. A quick document review with your customs broker saves days of delays.
Your documentation workflow should look like this. First, you send the supplier your required HSN code and format specifications. Then the supplier issues the pro forma invoice with that code. You review and approve. Next, the supplier ships and sends the commercial invoice and packing list. You cross-check both against your purchase order. Finally, your customs broker prepares the bill of entry using the same code from all three documents. One code, everywhere, every time.
That consistency is what gets your machine off the dock and onto your production floor.## Import and Export Compliance Checklist for SMT Equipment Buyers
Here’s a practical checklist that works for procurement teams, production managers, logistics coordinators, and finance folks who are buying SMT pick and place machines internationally. Run through this before your shipment leaves the port of origin. It will save you from the headaches nobody wants to explain to their boss.
Procurement Team Checklist
| Task | Status |
|:—|
| Validate HS/HTS/HTS code with your customs broker before issuing purchase order |
| Confirm country of origin on supplier quotation |
| Specify Incoterms (FOB, CIF, DDP) that match your internal cost model |
| Request 8-digit HSN code from supplier for India shipments |
| List spare parts separately from main machine on purchase order |
| Include software licensing terms in procurement contract |
| Specify user manuals, technical datasheets, and certificates in order |
Customs and Tax Team Checklist
| Task | Status |
|:—|
| Verify duty rate matches your landed cost model |
| Confirm IGST Input Tax Credit eligibility (India) |
| Match HSN code across commercial invoice, packing list, and bill of entry |
| Prepare bill of entry in advance of shipment arrival |
| Keep technical specifications with customs records for audit trail |
| Check CBIC portal for any 2026 tariff amendments before shipment |
Logistics and Shipping Team Checklist
| Task | Status |
|:—|
| Confirm Incoterms match purchase order terms |
| Verify all documents match before container seals |
| Arrange pre-shipment inspection for used machinery |
| File ISF 24 hours before vessel loading (US imports) |
| Ensure customs broker has valid CBL license (India) |
| Track shipment milestones and alert customs team of arrival |
Regulated Industry Controls
If you’re buying for automotive, aerospace, military electronics, or semiconductor manufacturing, standard documentation isn’t enough. Traceability requirements run deeper.
Automotive and aerospace buyers need batch and lot number traceability on all components. Your commercial invoice should include these details. If your supplier won’t provide them, that’s a red flag for your compliance team.
Military and semiconductor buyers face stricter export control rules in 2026. The U.S. Bureau of Industry and Security, the EU’s dual-use regulations, and China’s updated catalogue all require verified end-use documentation. Equipment capable of advanced packaging with sub-40 micrometer alignment falls under heightened scrutiny. Don’t assume your supplier has handled this. Ask specifically.
Software and IPR is another trap. If your pick and place machine comes with standalone software licenses, those may need separate import clearance in some countries. Embedded software typically travels with the machine, but the terms should be explicit in your contract.
Installation services crossing borders trigger their own compliance questions. If your supplier is sending technicians to install your equipment, that service export needs documentation too.
From Our Experience: We saw a manufacturer in Chennai lose two weeks because their procurement team ordered the pick and place machine and the feeders as one line item on one purchase order. Customs treated it as two separate imports with different classifications. Split those items. It makes everyone’s life easier.
One More Thing
Keep your technical datasheets. Not just on your engineering server, but with your customs records. When audits happen, and they do happen, having the original specifications that match your classification makes the whole process smoother.
If you’re moving equipment worth more than $50,000, or if your machine will be used in a regulated sector, get an advance ruling before you ship. In the U.S., use CBP’s eRulings portal. In India, submit TC Form 1 to the Tariff Commission. In the EU, apply for Binding Tariff Information. These rulings take 90 to 120 days, so build that into your procurement timeline.
That small upfront effort beats staring at a container at the port wondering why your machine is stuck in customs.## Common Classification Mistakes That Trigger Customs Delays
Getting an HS code wrong happens more often than you’d think. And when it happens, you’re looking at shipment holds, penalty fees, and storage charges that pile up fast. The bright side? Most of these mistakes are simple to avoid once you know what trips people up.
Mistake 1: Using one code for your whole SMT line
Your pick and place machine belongs under 8479.89. Your reflow oven? That’s 8419. Conveyors? Different heading entirely. Listing the entire SMT line as one shipment under one code confuses customs every single time. Each machine needs its own classification based on what it actually does.
Mistake 2: Vague product descriptions
Writing “SMT machine” or “electronics equipment” on your invoice tells customs nothing useful. These machines process paperwork through automated systems that look for specific keywords. “Automated surface mount component placement machine for PCB assembly” gets processed correctly. “Electronics equipment” triggers a manual review request.
Mistake 3: Mixing spare parts with the main machine
Feeders, nozzles, and replacement components have their own classification under 8479.90. Bundling them under the main machine code makes it look like you’re undervaluing your shipment, which invites scrutiny and holds.
| Common Mistake | How to Prevent It |
|:—|
| One HS code for entire SMT line | List each machine separately with its own classification |
| Vague description like “electronics equipment” | Use specific technical names matching tariff headings |
| Spare parts declared as complete machine | Separate line items for feeders, nozzles, and accessories |
| Incomplete invoice descriptions | Include model number, specifications, and manufacturer details |
| Bundled software with machine | Itemize software licenses separately if they need distinct clearance |
From Our Experience: We worked with a manufacturer in Gurgaon who imported a pick and place machine along with feeders and a vision system. The supplier’s commercial invoice described everything as “SMT machine parts” under 8479.89.90. When the shipment arrived, customs couldn’t determine if the feeders qualified as separate components. They held the shipment for eight days while requesting technical specifications. The machine cleared eventually, but those storage fees were painful. The fix? Each line item on the invoice needs its own description and classification. We now make this part of our pre-shipment checklist for every client.## How HS/HSN Classification Affects Total Landed Cost
Here’s something procurement teams often overlook until the bill arrives: your HS code choice doesn’t just affect whether your shipment clears. It directly determines how much you pay from the moment the container hits the dock until your machine is on the production floor.
The landed cost of an SMT pick and place machine includes more than the invoice price plus shipping. You’ve got customs duty, country-specific taxes, clearance fees, and inland transport. Each of these gets calculated based on your classification, and one wrong digit can shift your total bill by thousands of dollars.
Duty and Tax Impact
For India imports, your 8-digit HSN code determines the BCD rate, the SWS surcharge, and the IGST treatment. Using 8479.89.90 means 7.5% BCD, 10% SWS on that BCD, and 18% IGST on the cumulative value. That stacked approach adds up fast. If your machine costs $180,000 CIF, you’re looking at roughly $13,500 in BCD alone, then SWS on top of that, then IGST on the full amount. Get the subheading wrong, and your duty rate might jump to 18% or higher.
Clearance Time Equals Money
A clean classification means faster clearance. Fewer questions from customs, fewer document requests, fewer days your $180,000 machine sits in a holding area accruing storage fees. In 2026, those daily charges add up, especially when your production team is waiting.
Budget Planning for Full SMT Lines
If you’re upgrading an entire SMT line, classification consistency across machines matters for your budget model. Your pick and place goes under 8479.89, your reflow oven under 8419, your conveyors somewhere else. Each has a different duty rate. When you’re comparing supplier quotes, make sure everyone is quoting on the same classification assumptions, otherwise you’re comparing apples to oranges.
Here’s a simplified landed cost model for a $180,000 pick and place machine into India:
| Cost Component | Calculation Basis | Estimated Amount (USD) |
|:—|:—|
| CIF Value | Machine cost + freight + insurance | $180,000 |
| Basic Customs Duty (BCD) | 7.5% of CIF | $13,500 |
| Social Welfare Surcharge | 10% of BCD | $1,350 |
| IGST | 18% of (CIF + BCD + SWS) | $35,073 |
| Clearance Fees | Port and broker charges | ~$800 |
| Inland Transport | Factory delivery | ~$1,200 |
| Total Landed Cost | Sum of all components | $231,923 |

Note: These are illustrative rates for reference only. Verify current BCD, SWS, and IGST rates with your licensed customs broker or the official CBIC tariff schedule before finalizing any budget.
The difference between correct and incorrect classification at each step compounds. That’s why procurement managers who lock in the right HS code before issuing purchase orders avoid the nasty surprises that come at delivery.## Documents and Product Details to Prepare Before Shipment
Before your SMT pick and place machine leaves the supplier’s warehouse, you need a complete documentation package. Missing one document can stall your shipment at customs, so let’s make sure you have everything.
Documents to collect from your supplier:
Your commercial invoice needs to show the machine name, model number, HS code, country of origin, unit price, and total value. The packing list should match those details exactly. Your technical datasheet and product catalog help customs officers understand what the machine does. If you’re importing into a market requiring CE or UL certification, those conformity documents are mandatory. A certificate of origin lets you claim preferential tariffs under trade agreements. Machine photos showing the equipment from multiple angles give customs a visual reference. Keep all of these organized in one folder before your shipment books.
Product details you need for classification:
Customs officers ask specific questions about your machine. Be ready with the model number, serial number, and manufacturer name. Placement speed measured in components per hour tells them about machine capability. The feeder count and component size range show the machine’s flexibility. List all accessories and spare parts separately since they may have different classifications. Note any software that travels with the machine. Software licenses may need their own import clearance in some countries.
Here’s a quick checklist you can send to your supplier before shipment booking:
| Document | What to Request |
|:—|
| Commercial Invoice | Full machine details + HS code |
| Packing List | Exact quantities and specifications |
| Technical Datasheet | Model, speed, PCB range, feeder count |
| Certificate of Origin | For preferential tariff claims |
| CE/Conformity Docs | Market-specific certification |
| Machine Photos | Front, side, rear, and control panel |
Create a customs classification file and keep it somewhere safe. This file becomes your reference point whenever you need to import identical or similar equipment.
From Our Experience: We worked with a buyer who had everything ready except machine photos. Customs couldn’t verify the equipment without seeing it, so they held the shipment for three days while waiting. A simple thing like photos could have avoided that delay entirely.
A complete documentation package clears faster and keeps your $180,000 machine moving instead of sitting in a holding area.
When to Ask for a Customs Ruling or Broker Review
Most SMT pick and place machine shipments don’t need an official ruling. A quick check with your customs broker handles the job, especially for standard models heading to regular ports.
Low-risk situations (broker opinion is fine):
A brand-new machine from a known manufacturer with no custom features. Classification is straightforward. Port has no special requirements. Standard duty rates apply. In these cases, your broker’s written opinion via email gives you enough protection.
Medium-risk situations (get it in writing):
Bundled SMT line shipments where multiple machines arrive together. A used or refurbished pick and place machine with unclear specifications. Your supplier uses vague product descriptions that don’t match tariff language. When classification is borderline or documentation gaps exist, a formal broker opinion letter provides better protection.
High-risk situations (advance ruling is worth it):
Custom or modified machines built for specific applications. Equipment destined for regulated industries like aerospace or military. Machines costing over $50,000 where duty rate differences could mean thousands of dollars. These warrant the 90 to 120 day advance ruling process. In the U.S., file through CBP’s eRulings portal. In India, submit TC Form 1 to the Tariff Commission. The EU uses Binding Tariff Information, valid for 3 years.
From Our Experience: We worked with a buyer in Pune who imported three identical pick and place machines over 18 months. The first two cleared fine with broker opinions. The third got flagged because the customs officer that day had a different interpretation. A binding ruling would have locked in classification for all three shipments and avoided that headache.
Keep your ruling with your classification file. That documentation becomes your audit defense whenever similar equipment comes through.## Expert Summary: Classify Early, Document Clearly, and Verify Locally
Let’s bring it all together. Getting your SMT pick and place machine classification right comes down to three moves.
First, classify early. Lock in your HS or HSN code before you finalize any quotation with your supplier. Don’t wait until the machine is sitting in a container at the port.
Second, document clearly. Every document in your shipment needs to match exactly. Commercial invoice, packing list, bill of entry, and GST invoice should all show the same 8-digit HSN code for India or the correct 10-digit HTS code for the U.S. One digit off triggers a customs hold, and those storage fees add up fast.
Third, verify locally. The global 6-digit HS base stays consistent, but duty rates and tariff extensions change by country. Check the CBIC portal for India updates, use CBP’s eRulings system for U.S. shipments, and always cross-reference against the latest official tariff schedules. Customs Notification 03/2026-Customs dropped in February 2026, so verify current rates before you ship.
Here’s your action checklist before your next SMT equipment import.
5 Steps to Classification Success:
- Confirm the 6-digit global HS code (8479.89) with your customs broker before issuing purchase orders
- Request the correct country-specific extension from your supplier (HSN 8-digit for India, HTSUS 10-digit for U.S.)
- Match that code across every document in your shipment package
- Verify current 2026 duty rates and GST treatment with a licensed customs broker
- Keep your classification file for future audits and repeat imports
Do this, and your $180,000 pick and place machine clears customs instead of collecting storage fees.
Disclaimer: This guide provides general classification guidance only. Always verify your specific HS/HTS code with a licensed customs broker or your local customs authority before importing or exporting SMT equipment.
