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Guangzhou PCB Circuit Board High quality best-selling LED lamp PCB Circuit Board Electronic Electronic FR4 pcb board

Guangzhou PCB Circuit Board High quality best-selling LED lamp PCB Circuit Board Electronic Electronic FR4 pcb board

Brand Name: SINOSIGMA
Certification: ISO9001, ROHS
Model Number: Welding Machine PCB OEM
Minimum Order Quantity: 1piece
Delivery Time: 5-8work days
Payment Terms: T/T, Western Union
SINOSIGMA GROUP LIMITED
Active Member
Guangzhou Guangdong China
Business type: Manufacturer Trading Company
Building 1,NO.232 Huancheng Xi Road, Shiqiao, Panyu, Guangzhou, China
Supplier`s last login times: within 42 hours

Welcome to SINOSIGMA PCB Circuit Board Manufacturer !



SIGMA GROUP LIMITED is a High-tech Professional PCB & PCBA Manufacturer in China.
Our Advantage
1. Excellent Quality and Competitive Price ;
2. High Technology Capability: Min: 3mil/3mil trace/space, Min drill: 4mil .up to 30 layers.
3. Fast and timely delivery.
4. Related Quality certification: UL,ISO9001,ISO14001,ROHS,CQC
5. Our PCB are used to : Telecommunication equipment,Electric equipment,Industrial control,Digital,Transportation,Medical instruments,and Led/wireless products field etc.
We offer PCB & PCBA fabrication providing consistent high quality products and affordable prices. Whether your design is simple or complex, SIGMA PCB's Printed Circuit Board Fabrication service is ready to meet your requirements.







If you have any PCB & PCBA orders or inquiry, Please Contact with us,
We are sure any of your inquiry will get our prompt attention & reply.
Telephone: +86-20-84733959
Fax: +86-20-34836596
Email: sales@chinapcbs.com
Skype:joyhold
Linkedin: SINISIGMA GROUP LIMITED & Becky-Hsu.

Whatsapp:+86-13728045288
QQ:38195860

FAQ


Q1.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...)


Q2.Delivery time?
PCB

LayerQuick Turn/Usual TimeMass production
2L24hours/ 4-5days8-10days
4L48hours/ 6-7days10-12days
6L72hours/ 7-8days12-14days
8L72hours/ 8-10days16-18days
10L96hours/ 12-14days18-20days
.........


Assembly

QuantityUsual Time
<20pcs2days
20-100pcs3days
100-1000pcs6days
>1000pcsDepend on BOM


Q3. MOQ?
There is no MOQ in SINOSIGMA

Q4.Shipping cost?
The shipping cost is determined by the destination, weight, packing size of the goods. Please let us know if you need us to quote you the shipping cost.
Q5.How can I make sure the quality of my PCBAs?
We ensure that each piece of PCBA products work well before shipping. We'll test all of them according to your test procedure.

Q6. How can I know the process of my PCBA production?

4-5 days for PCB production and components purchasing, and 5-10days for PCB assembly and Testing.

Q7. When will I get the quotation after sent Gerber, BOM and test procedure?

Within 2 hours for PCB quotation and around 5 hours for PCBA quotation.

Q8.Is it possible to provide customer sample?

Yes, we can provide sample to test before mass production.

Q9. Do you keep our information and files secret?
Keeping secret for customers is the basic principle of our factory. We can sign with the NDA with you.
Q10.Can I get the best price?
Yes. To help customers control cost is what we are always trying to do. And we are the factory in Guangzhou is set up to reduce costs.




















































Product Tags:

circuit board fabricators

      

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Guangzhou PCB Circuit Board High quality best-selling LED lamp PCB Circuit Board