Tangshan Zhongyi Machinery Co., Ltd. is one of the biggest cement packer manufacturers in China. With our microcomputer control system, our company now is leading our way to the highest level in this field in China. Our company was established in 1989, and began to design and produce cement packing equipment. Having a long history of manufacturing and marketing cement packing machines, according to the development and requirements of the market, we have been unceasingly updating the quality and increasing the diversities of the products. The production scale has also enlarged in a massive...