According to the pre-disclosure information of a property rights trading platform, 51% of the shares of Qingdao Tianzhu New Material Technology Co., Ltd. are transferred by China Railway 14th Bureau Group Co., Ltd., which is a subsidiary of China Railway Construction Group.
It is understood that Qingdao Tianzhu New Material Technology Co., Ltd. is 51% and 49% owned by China Railway 14th Bureau Group Co., Ltd. and Pingdu City Construction Investment and Development Co., Ltd.