Rizhao HaoYu New Building Materials Co.,Ltd is in the Rizhao Economic Development Zone's High-tech Building Materials Park. HaoYu company is one of the Nine-key important projects for the Rizhao City's Large-industrial Planning.The main products of HaoYu company are 32.5, 42.5, 52.5-class high-performance portland cement, with an annual output of one million tons. And the company had been authorized to operate export. Company had established the long-term cooperative relationship with Tsinghua ...   |