Our company is a joint-stock enterprise specialized in research and development, production and sales. We are located in Zhengzhou High-tech Development Zone. Zhenghzou once was the capital of nine dynasties, such as Song Dynasty. We are near to Kaifeng to the east, Luoyang to the west, Songshan to the South and the Yellow River to the north. There are important expressways and railways here. It is your ideal place for business. Our company has an annual output of 3-30 million cubic ...