Zhejiang Jiande Longhua Plastic Chemical Co., ltd. is a specialized research, production and trade enterprise of food grade ground calcium carbonate, toothpaste purposed natural ground calcium carbonate and ultra-fine ground calcium carbonate. As the director unit of China Oral Care Industry Association, Longhua now is one of key manufacturers of China for ground calcium carbonate products and a high-tech enterprise of Hangzhou city. "Saiyu" is the famous brand of our company.Longhua is the fir...

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