Shenzhen Fandou Technology Co., Ltd. specializes in all kinds of electronic product research and development, PCB design, PCB proofing, PCB copy board, chip decryption, prototype production, product improvement, ODM/OEM development and production, software and hardware development and design, microcontroller development, PCBA production. , SMT patch, post-weld assembly processing, and other products from development to production through-train service, to provide customers with technical support from evaluation to production, can provide customers with product solutions that can finally pass market validation testing.