Shijiazhuang Viao Chemical Co., Ltd. Factory Address: Fengjia Village, Hanxian Town, the North of Zhengding County, Shijiazuang, China Tel: +86-311-88289498 Fax: +86-311-88289928 Marketing Center: Room 1614, Technology Center, No. 136, Huanghe Road, Gaoxin District, Shijiazhuang City, China Contact: Ge Yingfaen +86-13582117121 E-mail:sjzweiao@163.com URL:www.weiaochem.cn