http://pastport.jp/user/sinofloc ja-JP "With solid years of growth and expansion, Beijing SinoFloc has become a leading manufacturer and supplier of water-soluble polymers in China. 2020-04-16T17:51:07+0900 http://pastport.jp/user/sinofloc/timeline/Beijing%20Sinofloc%20Chemical%20Co.%2CLtd. sinofloc http://pastport.jp/user/sinofloc/timeline/Beijing%20Sinofloc%20Chemical%20Co.%2CLtd.