Hangzhou RULE Trading CO., Ltd is a comprehensive enterprise specializing in products R&D, manufacturing and distribution. We have two manufacturing bases for refractories and water reducer individually. About Refactoryies:We are the leading company in China cooperated with most of the large steel enterprises in China, with the most advanced deep processing and technical equipment we have a production capacity of more than 80 000 tons. About Water reducer:It has been used in more than 150cities in China, and exported to Singapore, Malaysia and South Africa etc. Our key product polycarboxylate high performance water reducer has been used for several high speed railway construction since 2008. With more than ten years experiences in the two fileds, we own good reputation from customers domestically and overseas Free samples are available. Your kindly inquires are high appreciated. RULE has confidence you will satisfy with our quality and service.