Nanjing Qinheng Microelectronics Co., Ltd. focuses on connectivity technology and microprocessor research and is an IC design company that designs chips based on self-developed professional interface IP and microprocessor IP. We provide USB/ Bluetoot

AlfaElectronicsCO.，LTD was established in 2016 and located in Xi'an, Shaanxi Province, China. It has a professional team with and a number of competitive technologies. The company has been focusing on researching and developing high performance magne