Shenzhen Bigmate Technology company limited is focusing on Video door phone, smart home, security products, whom start from ID design, hardware & software solution develop, including access control, home automation & alarm security, with an skilled team for more than 20 years. Our overseas marketing & sales team is professional on export, also on products, we shall have a nice conversation!Our RD team is professional on Videos, Voice transmission technology, also kinds of transmission protocol and internet connections. Our production work shop is also well managed, which have been audited by QMS annually.All above are to make sure our clients having a nice deal with us, and also selling a qualified product from us !