Qingdao Haiyu Acetylene（Gas）Manufacture Co., Ltd.
Add: Qingdao Chengyang Jihongtan Jinling Industrial Area.
Contact: Sun Qianzheng
Tel：0532-87909568 0532-87909578
Fax：0532-87909316
Web：http://www.haiyuqiti.cn
E-mail:haiyu0532@yahoo.com.cn