... Oil, Swimming Pool Water Treat,etc. QINGDAO QIANCHENG MINERALS CO., LTD.YOUFANGTAIZI VILLAGE (HETOUYUAN INDUSTRYZONE), JIAOZHOU, QINGDAO, CHINA Tel/ ... depends on physical material loaded. As natural mineral products, the mentioned product is food grade with non- ... damage to health by prolonged exposureExporter/Shipper: Qingdao Jiameng Import & Export Co., Ltd.16-1, No.48, Luzhou Road,Jiaozhou, Qingdao ...