SHENZHEN DOUBLE TREE TECHNOLOGY CO., LTD
Address： No.9, Dakan, Xili, Nanshan, Shenzhen, Guangdong, China 518055
Attn： Mux Heng
E-mail： mux@muxf.com
Tel： 86-755-21066177
Fax： 86-755-26511748

IF sending sample to us pls send above address.