Dongguan Ouzheng Technology Co., Ltd. is a professional manufacturer of Audio&Video related products, such as HDMI splitter, HDMI switch, HDMI converter, HDMI extender, HDMI matrix, video capture card and also USB C products. As the certified HDMI Adopter, all our products have passed CE, FCC and RoHS. We test all the product before shipping, and supply 12 months warranty. Our Research & Development department provides the strong technical support and enable us to finish more O E M and O D M projects. We can produce about 4,000pcs products per day, and the defective rate is under 0.1%.