Founded in 2002,Website:http://www.bolt-doorphone.com, with its main business covering the Research&development, fabrication, sales and customer service, we manufactures TFT LCD modules in different sizes, driver boards with diverse functions and electronic peephole viewers. With advanced technology, skilled workers, improved work flow, efficient management, We establishes a good reputation in this industry, and also becomes a first-choice partner of upstream and downstream enterprises so that we gets largemarket share in the video intercom industry, and also possesses strong bargaining ability in electronic componentspurchasing.http://www.bolt-doorphone.com