Zhengzhou Yatai Metallurgical RefractoryCo., Ltd. is specialized in researching, developping and manufacturing ofrefrectory materials. On January 27th, 2011, We signed the Ceranmic SandContract with Zhengzhou Yatai Metallurgical Refractory Co., Ltd.. This contractincludes 2 sets of Rotary Kilns and 2 sets of Coolers.

Henan Zhengzhou Mining Machinery Co., Ltd. (ZK Corp) was established in 1956. The company is committed to providing innovative technology equipment and solid waste and hazardous waste recycling solutions for many countries and regions around the world. After more than 60 years of development, it has become a comprehensive modern enterprise, covering an area of 76,000 square feet and a building area of 43,000 square feet. ZK Corp now has 6 modern workshops, 4 heavy equipment workshops, 1 municipal R&D center, 1 provincial technology research center (industrial solid waste disposal equipment technology research center), including more than 300 large and medium-sized processing equipment set. ERP business services include scientific research, design, development, manufacturing, transportation, installation, testing and training.