company：Hangzhou LVCHUAN HydroPower Technology Service Co.,Ltd.

Telephone：0571-87792150（Zhejiang）0873-2762333（Yunnan）

Contacts：Hong Dong Ping（13758801515）

Contacts：Zhang Hong Xia （13173617745）

E-mail：dphong2005@126.com

address：Room 1815, building 2, Shilong commercial center, Puyan street, Binjiang District, Hangzhou City, Zhejiang Province