Zhengzhou Yan Feng Industrial Co., Ltd. was established in August 1995, is a collection of scientific research, manufacturing, operating as one integrated enterprise groups. PTFE heat exchanger and the non-standard metal equipment company consists of two professional factories, the existing staff of 150 people. 5 senior engineers, 12 engineers and more than 20 persons of ordinary skill in the independent research, development and design agencies, so that the company's products always walk in the forefront of the industry. Production strength of the Company has 20KW tinker improved F4 pipe extrusion machine 1 sets, a total of 40 sets of special machine tools, the volume of the machine, a variety of welding equipment ...