Shanghai Keyan Phosphor Technology Co., Ltd.
EL (Electroluminescent) wire,Fire fighting light equipment,Up-conversion anti stoke phosphor,PDP X-Ray EL Luminescent flurescent phosphor,EL panel material and technology,IR currency detector IR card,Water rescue light rope,costume toy arts and crafts neon EL wire,USB Phone chasing el wire,Photoluminescet pigment film

China 







Taiwan
Others