Dongguan Sintoyo Industrial Co.,Ltd was founded in 2002, with a workshop area of about 40000 square meters in use. Suzhou Sintoyo Optoelectronic Materials Co., Ltd was founded in 2008, with a workshop area of about 8500 square meters in use. Sintoyo has purification workshops, intelligent automatic production lines, experienced mold manufacturing centers and high-tech laboratories. Sintoyo has rich manufacturing capacity. Its productions include R & D and manufacturing of electronic and electrical products, single and dual-color injection molding, die casting, CNC machining, PVD, oxidation treatment, powder metallurgy products, mesh, cloth cover, metal stamping, silicone rubber productions, die cutting and mold manufacturing. The company has national high-tech enterprise certification, and has passed ISO: 9001, ISO: 14001, IATF: 16949 international quality system certification and national standardization management system certification. It is a world-class high-tech manufacturing company. Sintoyo's products are widely used in mobile phones, tablets, computers, electronic appliances, intelligent wearable devices, intelligent audio equipment, 5g network communication equipment, new energy vehicles, health care and other fields, and can complete the production of multiple processes in the company in a "one-stop" manner. The company has won the affirmation and trust of customers with excellent environmental protection products and high-quality and honest after-sales service.