Henan Qiangli Machinery Co., Ltd. is a science and technology intensive enterprise integrating scientific research & development, production and sale of maintenance machinery of railway lines. Our company is located in the National Hi-Tech Industrial Development Zone, Zhengzhou City- the center of China railway network.

Since the establishment, we have stuck to the principles of high starting point, high level, high quality, and enjoying a high reputation in the field of railway maintenance equipment depending on high-quality products, reasonable prices, and sincere service.

Being innovation and people oriented, our company has paid great attention to the improvement of technological innovation ability and the building of quality guarantee system. We have formed a technical management team with the college professors and overseas doctors as backbone, and senior engineers with rich experience in practice and excellent graduates from domestically famous universities as main body. Besides, we have set up a perfect operational mechanism of enterprise management. What's more, we passed the authentication of ISO9001 Quality Management System Certification in 2002, were appraised as High-Tech Enterprise by Henan Province in 2004, and passed the CRCC certification for railway products by Ministry of Railways in 2008.

Our company has been devoted to the research & development of high-tech products with independent intellectual property rights. We obtained the national invention patents: Meta Bainited Steel (Patent No. ZL200510017523.8), and Meta Bainited Steel and application to railway industry) (Patent No. ZL200510017524.2). The continuously improved product quality makes it possible to provide dozens of advanced maintenance machines including 8 national patented products for the railway industry, such as NZG-31II internal-combustion rail drilling machine, NLB-600 internal-combustion bolt wrench, NQG-1250 internal-combustion rail cutter, and NGM-4.8 internal-co