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06/26
2025
2019
January: Inner Mongolia Hongshan Building Materials Co., Ltd. established; Shanxi Zhenyu New Building Materials Co., Ltd. established November: HongJi Company certified as a High-Tech Enterprise
January: Inner Mongolia Hongshan Building Materials Co., Ltd. established; Shanxi Zhenyu New Building Materials Co., Ltd. established
November: HongJi Company certified as a High-Tech Enterprise
2018
January: Integrated Building Energy Efficiency & Structure Technology and Prefabricated Partition Panel Technology officially promoted nationwide
2017
January: Intelligent Equipment Manufacturing Base project officially launched August: Prefabricated Building Component Production Base project officially launched
January: Intelligent Equipment Manufacturing Base project officially launched
August: Prefabricated Building Component Production Base project officially launched
2015
March: HongJi Building Materials Co., Ltd. established