Renqiu City Shuangkun Machinery Yam Co., Ltd. Chaw Nyob: Shimenqiao Town, Renqiu City, Hebei Xeev, Suav Xov Tooj: 86 317 2909666 Xovtooj: 86-17733739460 E-mail: ben1816@hotmail.com Fax: 86 317 2908998