Shanghai Liankai Optoelectronic Technology Co。，Ltd。

Add: Room 108, 7611 Zhongchun Road , Shanghai China

Tel: +86-021-64198102 Fax:+86-021-54853943

Mobil:+86-0-13801985952

Contact:Mr He

Website:http://www.lightkeep.com

Email:youheng5485@126.com  sales@lightkeep.com  export@lightkeep.com

QQ: 418904329