Donsen anviwònman teknoloji co, Ltd
Sitou pran chaj nan: PPR tiyo & ekipman & valv
ADD: No.1 Zhijiang Road Road, Lanjiang Street, Yuyao, Ningbo, Zhejiang, Lachin (Mainland)
TEL:+86-574-62649488
Faks:+86-574-62777508
Sit entènèt: www.donsen.com
E-lapòs:ds@donsen.net