Wuhan Sanyuan Special Building Materials Co., Ltd., established on 2001-05-22, Business scope includes concrete expansion agent,concrete admixture,dry mix mortar,Mortar,concrete waterproofing agent,Silent Crusher,synthetic fiber,waterproof building material,coating(Free of Hazardous Chemicals),General instrumentation,Special Instruments,Construction special equipment manufacturing,Sales;Research and development of cementitious materials,Production(Does not involve licensed and restricted items),Sales;Technical extension services;Engineering Management Services;Anti-corrosion insulation project,House waterproofing project,Water conservancy and inland port engineering construction,Ocean Engineering Construction(Projects involving permits should be operated after obtaining the permits from relevant departments);Self-operated and agent import and export of various commodities and technologies(Except for the goods and technologies that the state restricts the company to operate or prohibits the import and export of)(Projects subject to approval by law,Business activities can only be carried out after approval by relevant departments).