How can I pay?+

We accept payments by PayPal, cash, bank transfer (T/T) or VISA.

What is your testing policy and how you control the quality?+

For sample, usually tested by flying probe; for PCB Volume over 3 square meters, usually tested by fixture, this will be more faster. Due to there's many steps to PCB production, we usually do inspection after every step.

What is IPC and do you follow IPC standards?+

IPC 6012 Class 2 and 3 for manufacturing.

What board manufacturer do you use for FR4?+

Our main suppliers for FR4 board: Kingboard (Hong Kong), NanYa (Taiwan) and Shengyi (China).

Do you have pcb in stock?+

No. Our PCB board are custom-made product, all produced depends on clients gerber file.

Can you manufacture my PCBs from a picture file?+

No, we cannot accept BMP, GIF, TIFF, or JPG pictures as the manufacturing file.If you do not have gerber file, you can send us sample to copy it.


What is your certificate?+

ISO9001, ISO14001,UL USA& USA Canada,IFA16949, SGS, RoHS report.

How do we know your quality? Do you offer free sample?+

Yes we can offer sample, but you have to pay first, once you do mass production from us, the sample fee will pay back to your account! I believe we can do long term business!


What is your MOQ (Minimum Order Quantity)?+

There is no MOQ. We are able to handle small as well as large volume production with flexibility.

Why choose your company while SZ has so many supplier?+

18+ Years, and 10000+customers choose us.

What do you require in order to produce an assembly quotation?+

Bill of materials (BOM) detailing the components to be fitted to the PCB with the manufacturers parts numbers and the components suppliers' parts number (e.g. Digi-key, Mouser, RS ).

Will my PCB files be checked?+

Yes. Your data will be checked with our design rule check

My assembly company need the PCBs as panelized, can you do this for me?+

Yes. We can panelize your circuits upon your request.


What's your shipping way?+

We have our own forwarder to ship goods by DHL, UPS, FEDEX, TNT, EMS. 

If you have your own forwarder, we can cooperate with them.


What is needed for quotation?+

PCB : Quantity, Gerber file and Technic requirements(material,surface finish treatment, copper thickness,board thickness ,...)

PCBA: PCB information, BOM, (Testing documents...)


Are my files safe?+

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.

What file formats do you accept for production?+

Gerber file: CAM350 RS274X

PCB file: Protel 99SE, P-CAD 2001 PCB

BOM: Excel (PDF, word, txt)


What is your main area of expertise – prototype or production PCBs?+

Both. We have a dedicated facility just to deal with prototypes, also manufacture hundreds of thousands of PCBs at a time without compromising on quality or lead time.

Can I get a quote after hours?+

Sure, after you submit a inquiry via email or website, we will contact and quote you with in 24hours