Dongguan UiiSii Electronics Co., Ltd523000About UsNo 8 ,Hengxing Road,Hengkeng industrial Park,Liaobu Town, Dongguan City,Guangdong Province, ChinaDongguan UiiSii Electronics Co., Ltd is a professional earphone manufacturer. Our team of over 40 R&D engineers, more than 30 QC team members, and over 500 lineworkers maintain a monthly production capacity of over 100,000 pieces of TWS earbuds, Bluetooth neckband earphones, and wired 3.5mm, Type-C earphones. Our core team has experience with the development of pioneering audio products (R&D, QA, brand building, and marketing), and so ensure that we operate with premium materials and rugged construction to make our earphones are long-lasting and high-quality. We are specialized in ODM pr
