Address:Diankou Industry Zone, Zhuji City, Zhejiang Provice     Postcode:311835 
ZhejiangDunan Valve Co.,Ltd
TEL:0575-87655287           FAX:0575-87655568       
E-MAIL：dunanvalves@dunan.cn

Zhe Jiang Huayi Machinery Co.,Ltd                                                 Address:No.196 Zhongyang  Road,Diankou Industry Zone, Zhuji City, Zhejiang Provice                                                              Postcode:311835         
TEL:0575-87658686           FAX:0575-87657888       
E-MAIL：hyyyb@dunan.cn