Longi Machinery

Shandong Longji Machinery Co., Ltd. is a holding subsidiary of Longji Group. Founded in April 1994, it is a national high-tech enterprise dedicated to the development, production and sales of automotive brake components. On March 5, 2010, Longji Machinery was successfully listed on the Shenzhen Stock Exchange. The company's automotive brake discs, brake hubs, wheels, brake pads and brake calipers and other products are exported to more than 50 countries and regions such as Europe, America, the Middle East, Australia, Africa and Southeast Asia with their excellent quality. The sales network covers major domestic well-known vehicle supporting companies and international OEM markets, as well as large-scale auto parts purchasing groups. The popularity and market share of "Longji Brand" are steadily increasing, and it is deepening its development towards a more high-end market.
Over the years, the company has provided future-oriented braking system solutions for vehicle supporting and automotive aftermarket with its professional technology, automated and intelligent processing capabilities. Casting materials are produced in strict accordance with American G3000 standard, EU GG20/GG25 standard, Japan FC250 standard, national gray iron 250 standard, and ductile iron 450, 500 and 600 standards. The production equipment is imported from Germany, Japan, South Korea, Taiwan and other internationally leading full-automatic casting production lines, full-automatic processing production lines, intelligent coating production lines and large-scale CNC machining centers, and a large number of robot operators are used, to build a green casting, intelligent factory, to ensure product quality, to meet customer needs to provide a strong guarantee.
The company is the first in the industry to pass the ISO900O, QS9000, VDA6.1, ISO/TS16949 quality system certification, as well as the ISO14000 environmental management system and OHSAS18000 occupational health and safety management system certification; the main testing equipment are all imported from abroad, which can meet the requirements of various types of automotive brake components. Precision measurement and comprehensive performance test in the whole process from development to production. At the same time, the company has a national testing center to provide strong technical support for product development and process improvement. Adhering to the business philosophy of "manufacturing high-quality parts and serving famous hosts", with a complete quality control system and reliable quality assurance capabilities, the company has entered the ranks of "world-class qualified auto parts suppliers.


With responsibility and mission, the company not only has an experienced management team, but also forged a group of scientific and technological elites who control the core technology. As a national high-tech enterprise, the company has the industry-leading "Brake Components Digital Design and High-end Manufacturing Technology Research Institute" and the provincial "Automotive Brake Parts Engineering Technology Research Center", "Academician Workstation", and "Technology Center". Dozens of national patents and scientific and technological achievements; the company has introduced academicians and academicians of the Academy of Engineering, and leading talents in the Taishan industry, it has also established long-term strategic cooperative relations with the General Institute of Mechanical Science, Tsinghua University, Shandong Jianzhu University, Northeastern University and other institutions of higher learning, focusing on new materials, new processes and intelligent manufacturing, to reserve and enhance the company's core competitiveness for future development. The company always pays attention to key links such as casting process, product material control, modeling, mold design and development, and continues to increase investment in research and development. It can develop hundreds of specifications and models of parts and components every year, and gradually transform its technological leadership into market first-mover advantage, Always maintain the "leader" position in the industry. Joint ventures and cooperation with well-known foreign companies such as Denmark have further laid the foundation for the production of brake assemblies and can meet the one-stop procurement needs of domestic and foreign customers.