PTN Electronics is a company specialized in the audiovisual device in China mainland. We are the leading manufacturer in China / Asia for the audiovisual devices. The product range includes the Matrix switcher, extender, signal processing, scaler, audio amplifier etc covered HDMI, DVI, VGA, SDI and C-Video, RGBHV, S-Video and so on. We provide distributor partnership and OEM/ODM partnership. Depanding on the powerful R & D Ability, We can dev