Raspberry PI 4 Model B Raspberry PI 3B upgrade COMPUTER Development Board 1GB / 2GB / 4GB RAM DIY Raspberry PI 4

Q1. Who are you?
A: We are a professional supplier of electronic components from Shenzhen,China.
Like new and original integrated circuits, diodes, Transistors, resistors, capacitors, crystals, etc.
Also provide BOM full service, PCB service.
Q2. How about the quality?
A: We tested 100% before we ship out.All goods we offer 60-180 days quality assurance.
Q3. What is your terms of payment?
A: Order below 10000USD is T/T 100% in advance.Order over 10000USD T/T 50% as deposit to arrange goods and rest 50% before delivery.
Q4. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.(defaults EXW for all quotation)
Q5. How about your lead time?
A: There are no lead time for in-stock products.We can ship out within 3 days after you confirmed the payment.
A:Customized product,we will ship out within our professional invoice show.
Q6:Can we ask support if get trouble?
A:Sure, if there is any quality problems or questions;we could offer technical support or return service .

About the payment terms,we can accept Bank Transfer, Paypal, Western Union, MoneyGram, Alipay and Ecrow terms.
Stock availability subject to previous sales. All parts quoted are new and unused and are in original factory packaging unless specified.
BEFORE PLACING PURCHASE ORDER RE-VALIDATE QUOTATION.
We depend on our customer satisfaction to succeed. Therefore, your feedback is extremely important to us.