? ? ? ?Recently, the company signed a construction contract with Tianjin Cement Industry Design and Research Institute Co., Ltd. for the comprehensive utilization of mine waste rock resources of Shangluo Yaobai Xiushan Cement Co., Ltd. Our company is responsible for the installation project in the factory from the raw material factory at the transfer station to the aggregate production line where the finished aggregate products are delivered. This is also the aggregate line project that our company has signed again after the Lhasa aggregate line, laying a solid foundation for the company to follow the path of sustainable development!