In the Bao'an District of Shenzhen, China, H.K. C-alley Tech Co., Ltd. has been offering One-stop PCB Assembly Service and Electronics Manufacturing Service (EMS) since 2008. We provide flexible, cost-effective, and high-quality EMS solutions for printed circuit board assembly (PCBA) and complete product assembly using cutting-edge manufacturing technologies and production facilities as an ISO 9001, UL, CSA, and CCC certified company. C-alley has developed into a highly reputable PCB assembler for ODM Design and Electronics Reverse Engineering with over 15 years of manufacturing experience in the electronics industry. With the goal of providing the best PCB&EMS manufacturing service and achieving complete client satisfaction, we have sustained long-term business relationships with clients from all over the world. The markets for consumer goods, industrial automation, automotive, agricultural, defense, aerospace, medical, and security all make extensive use of our products. Our business