Zhengzhou Zhongjia Heavy Industry Co., Ltd focuses on technical quality requirements and uses legal measurement units, invests great amount of money for technical development. Company is equipped with all kinds of production equipment and detecting facilities, with the money invested to improve the level of the technical equipment and ensure the continuously improvement of product quality. Company pays attention to basic management, rules and regulations and sets sound function departments and quality management network. Company achieves the customized management from the raw material to the fully assembling and achieves ABC management for the logistics. Adopt computer information system inside of the company and make computerization management for the production technology. Adopt CAD, CAPP for the product design. Company passed ISO9001 quality certificate version in 2008. The users of our company complete set of preparation equipment spread all over the world. The annual sales amount from 2003-2011 covered more than 70% of the entire domestic market sales amount each year.