here is a manufacturer of auto electronicals equippment from China Beijing ,Established in 1992, Detianquan specialized in the auto equipment , now we have manufactured and developed several catergories products: bluetooth handfree car phone , auto-dimming mirror, pre-heating system ,mini-meter, auto antenna, auto xxxxx we have already get qualified to be the supplier for many world famouscompany . and partner Sincerely hope to set up cooperation with u ,if you are interested .please feel free to contact me , Rhodaoffice:0086 10 888 555 93 -ext.8002or mobile phone: 136 5111 9556