HCSA high-performance concrete expansion agent is under the guidance and support of the leaders and experts of the China Concrete and Cement Products Association Expansion Concrete Branch and the China Academy of Building Materials Research Institute of Cement Science and New Building Materials Research Institute. The high-tech products developed by the design and special material production technical forces are technical cooperation projects between our company and the China Academy of Building Materials Research Institute of Cement Science and New Building Materials Research Institute. Under the direct guidance of Professor Zhao Shunzeng of the National Building Materials Institute, its various properties The indicators are better than the international industry level, and are high-quality products that fill the gaps at home and abroad.