Golden promise industrial Mfg. Co.Ltd is a manfacturer focus in Various Electronics Products and its related field, We started our business from year 1993 in various membrane switches and related items, after 5 years’ development, We expanded our business in multi-media industry and Sound Box field ; our Consumer Electronics products are Consumer products including Muti-media Sound boxes, TWS Earphones , Health and beauty items and other Consumer Electronics Our Dongguan factory is an ISO9001 certified company which can provide whole services from R&D to manufacture for various consumer Electronic items with competitive price and best stable quality. our business keep growing fast by our mature technology and fine craftsmanship also best service for our clients.