... , Swimming pool. Wine, Beverage, vegetable oils, etc QINGDAO QIANCHENG MINERALS CO., LTD.YOUFANGTAIZI VILLAGE (HETOUYUAN INDUSTRYZONE), JIAOZHOU, QINGDAO, CHINA Tel/Fax: +86 ... material loaded. As natural mineral products, the mentioned product is food grade with non-toxic, harmless, non-smell, it is safety ...