Threetop Corporation with high capability in xxxxx are more than 20000 staffs, the company pay attention to the development of technology, have 100 research men and engineers , at the same time, we have technology cooperation with related nation reseachment institution on photoelectricity and expert professor. The hardware of our company are perfect, There are more than 800 pcs manufacture instruments, 400 pcs testing instruments and more than 200pcs metallic incisory instruments in our company etc., now, we have more than 800 pcs on the high precision of products .at the same time , Our Company also can offer a large rang of OEM and ODM Lasers and Laser Systems for the most diverse applications and especial ranges.