Yuyao Teng Hui Electronics Co., Ltd subordinate company - Yuyao Vanguard Precision Mould Co., Ltd a company that combines manufacture and development, has 20 years of production experiences. We develop and design all kinds of plastic, hardware, die casting productions. And specializing in producing all kinds of potentiometer, potentiometer knobs, switches, encoders, resistors. We produce various products with complete specification, quality assurance, timely delivery, good service, and short development cycle. Our efforts need your trust and support, we are willing to dedicate sincere, make the best efforts, and strive to become an excellent partner of your company. We welcome domestic and foreign merchants to send us sample and drawings, develop and design new products, improve market competitiveness together, and win more business opportunities.