Henan HuaYi Machine Manufacturing Co., LTD is a modern high & new-tech enterprise established with national level research institute. It is located at the National Economic and Technological Development Zone of Zhengzhou,the capital of Henan province . The company covers an area of 35,000 square meters, fixed asset of 36 million yuan, with engineering and technical personnel accounting for 20% of all the staff. It has passed ISO9001:2000 quality system authentication, is an national up-to-standard enterprise in quality and management,China aerated concrete association member, ore dressing association member unit, China sand association member unit. In 2006, the company obtains the mechanical products import and export autonomy approved by the National Ministry of Commerce .