... environmentally friendly stones as materials, and employing new type, low-speed, energy-saving, high-efficiency and green food processing machines, we ... : 0086-18769746779Tel: 0086-531-83238988Fax: 0086-531-83260439 Zhangqiu Hongdun Trading Co., Ltd.Address: WILLOW WILLAGE WEST STREETS OFFICE ZHANGQIU CITY,SHANDONG PROVINCE ...