Sanying is an Innovation & Engineering-oriented manufacturer specializing in environmental semiconductor products with high-tech. We have a team of experienced technicians and advanced equipments. Our business includes portable semiconductor refrigerators/cooler bags (for home and cars), warmers and coolers, dehumidifiers, humidifiers, win-warmers and other semiconductor warmers and coolers. Meanwhile, our company has years’ processing of plastic injection, both good at moulds making and plastics processing, combing conventional process industry and high technology perfectly. We realized the total quality control in the process of manufacture, guaranteeing product passing rate, and we also passed international certifications like ISO9001: 2008, BSCI, TUV, BV, SGS, etc.. In western countries, Japan, South Korea, Russia, etc., our products are widely credited by customers with trustworthiness, stylish appearance, environmental materials and extremely long life. They are widely used in family, medicine, cosmetics, cars, gifts, etc. We look forward to cooperating with you. What we are providing for you are not only excellent products but also pleasant trading process.