Add：No.168 Xiaotang east road,German Industrial Park, Xiangtan City,Hunan，China

Tel：86+731-58534888 , 58534688

86+136 0732 2318,130 0732 3030

Contacts：Zhang Xingxing, Tang Yanlong and Zhang Yibing

After-sale service： 86+0731-58523384 58560134 58562236

Wechat number：136 0732 2318

International Market Department: Tel: +86 133 4251 4441

Email: sales@labxyi.com

Http://www.ptrtrade.com

E-mail：xtxyyq@163.com

QQ;130732189