The sales representative of Haixin goes to Zhengzhou Research Institution of Mechanical Engineering Co., Ltd. to learn. Zhengzhou Research Institution of Mechanical Engineering Co., Ltd. is recognized in the first batch by Henan Province as a large Science & Technology type Enterprise. We discuss deeply how to measure the quality of production, how to technical indicators in every link. Haixin seeks progress in stability, and stays true to the original intention remembering our duty. We will make the best use of industrial structural transformation and grasp chances, struggle consciously and make greater success to open a new era of powder metallurgy.