One - stop EMS Solution Provider


Turnkey PCBA Manufacturer

Rigid PCBA | Flex PCBA | Rigid-Flex PCBA | SMT PCBA | THT PCBA | Mixed PCBA


KFEMS was established in 2012 and is a China-based manufacturer specializing in PCB design, PCB manufacturing, component procurement and PCB assembly. We provide one-stop PCBA services for global industries including medical, automotive, industrial, smart home, IoT, and AI. To date, we have served over 1000 customers.

KFEMS has a PCBA subsidiary factory in Thailand covering 13,600 square meters, where we can offer cost savings of up to 25% for our customer while ensuring the same quality standards.

Medical PCBA

Automotive PCBA

Industrial PCBA

Smart Home PCBA



KFEMS PCB board assembly manufacturer has a complete production system, strictly adheres to international standards, and has obtained certifications including IATF 16949, ISO 13485, ISO 9001, ISO 14001, IPC Membership Certificate Number 2160923, and UL E352816.


KFEMS PCB assembly company has 200 skilled workers, 60 professional technicians, and facilities including a 1000-square-meter DIP workshop and a 3000-square-meter SMT workshop.

Our monthly production capacity ranges from 150,000 to 300,000 sets.

SMT Workshop

● KFEMS PCB factory has a 3000㎡ 100,000-level dust-free workshop, equipped with 7 fully automatic high-speed SMT assembly lines.
● It also has online 3D SPI, online AOI, X-RAY machines, intelligent first-piece testers, fully automatic depaneling machines, selective conformal coating machines, and other equipment.
● The production yield of SMT reaches 99.9%.

DIP Workshop

● KFEMS PCB assembly house has a 1000㎡ DIP electrostatic workshop.
● Equipped with a professional DIP post-welding team and advanced post-welding equipment.
● Equipped with 4 lead-free Lead-free Wave Soldering machines, with a daily production capacity of up to 100,000 pieces.

Strict Quality Control Procedure

We implement a rigorous and comprehensive 19-step quality control procedure, aimed at ensuring zero defects and rapid PCB assembly contract manufacturing services for customers.

After-Sales Services

Our Repair And Return Policy

The first PCBA manufacturer in the industry to provide the ultimate in high-quality services.

Can be returned or exchanged

No physical objects, no photos, no reason to return or exchange, as long as you are satisfied.

If you want to have it repaired locally

We bear the cost of repairs

If you agree to return it for repair

We cover logistics and repair costs

If you do not agree to repair

We will replace you with a brand new product

If you do not agree to repair and replacement

We will refund you

Professional Customer Service Team

Professional PCBA sales team of 20+, providing 24/7 service to ensure efficient and prompt business communication for our customers.

Our Advantages

High precision, high quality, strictly adhere to IPC 610-D standards.

19 strict quality control procedures.

Same quality, lower prices. Our subsidiary factory in Thailand can save 25% of the cost.

Worry-free after-sales policy

Information security, can sign confidentiality agreements to ensure information is only used for orders

Delivery batch qualification rate of 99%
 with an on-time delivery rate of 98%.


Here are some questions our customers often ask, if there isn’t an answer you want to know, you can also send us an email.

·PCB: Quantity, Gerber file and Technic requirements

·PCBA: PCB information, BOM.

Your files are held in complete safety and security.We protect the intellectual property for our customers in the whole process.. All documents from customers are never shared with any third parties. 

There is no minimum order quantity in KFEMS.We are able to handle Small as well as large volume production with flexibility.

Normally 7-10 days for customize sample and 25-35 days for bulk order.

Our estimated delivery times start the day after you place your order, depending on the volume and complexity of your turnkey PCB assembly requirements.

Yes, we can ship to you no matter which country you are in.

Contact Us

Get free DFMA report and quotation.

Step 1: Upload Production Files via Form.

Our professional team will conduct DFMA analysis and product price calculation on your files.

Step 2: Get Free DFMA Report and Quotation.

We will send you the DFMA report within 3 hours and provide you with a quotation within 24 hours.

Step 3: Sign Contract & Receive Free Sample.

After signing the contract, we will provide samples for your confirmation free of charge

Step 4: Production.

If you notify us in advance about the components required for procurement, we can complete production within 7 days.

Step 5: Transportation.

We will ship the products to you through our efficient and secure logistics or through the logistics you request.

Get Free DFM Check and Sample

DFM inspection report available within 3 hours, PCBA quotation provided within 24 hours, sample fee refunded after placing an order.

Other Contact Information