HengYao Intelligent Electronic is based in Long Gang, Shenzhen. We are authorized by Tontek to be an official agency in China. HengYao is specializing in consumer electronics products IC design, PCB fabrication, PCB Assembly, testing, quality control and product manufacturing services to the customers in the wide range of industries. After many years of research and development, we fully understand that each of our customers is constantly faced with various potentioal supply chain opportunities and temptations, quality control is complied in every link of production and manufacturing. HengYao provides top notch Quality Engineering and manufacturing services in Electronic industry.