Company Profile

Jinan Siji CNC Machine Tool Co., Ltd. (formerly Jinan Fourth Machine Tool Factory), located at No. 2126 Kejia Road, Jinan High-tech Industrial Development Zone, covers an area of about 180,000 square meters and has a registered capital of 100 million yuan. It is a grinding machine manufacturing enterprise with a long history and a leading factory specialized in the production of cylindrical grinding machines designated by the state.
The company was founded in 1938, and was the only national quality gold medal winner in the foreign cylindrical grinding machine industry in my country. In 1958, at the Beijing Zhongnanhai Machine Tool Exhibition held by the First Machinery Department, Chairman Mao Zedong personally inspected a motor-belt two-movement lathe produced by our factory. In January 1959, the first M135 cylindrical grinder was successfully trial-produced. In 1960, the M612 tool grinder and the M114W universal cylindrical grinder were successively successfully trial-produced. Since then, it has started the history of professional design and manufacture of cylindrical grinders for more than 60 years and has developed to this day.
The company is a "national high-tech enterprise", and has established a provincial engineering technology center - Shandong CNC Grinder Engineering Technology Research Center. The center has more than 50 professional R&D technicians, and has 3 invention patents and 11 utility models. He has undertaken a number of major national and Shandong scientific research projects, and has won more than 30 national, provincial and municipal scientific and technological achievement awards. The company will be recognized as a provincial-level "specialized, specialized, and new" enterprise in 2022. The company has passed the ISO9001: 2000 quality management system certification and is a national secondary measurement unit. The company has also successively won: National Excellent Product Quality Gold Award, National Machinery Industry Customer Satisfaction Products, Shandong Machinery Industry Top Ten Independent Innovation Brand Enterprises, Shandong Famous Brand Products, Shandong Famous Trademarks, Jinan Contract-honoring and credit-honoring enterprises and other honorary titles .
The company pays attention to the cultivation of high-tech talents and skilled workers. It has more than 150 professional and technical talents of various types. It has established provincial chief technician workstations and special technician workstations. There are currently 2 chief technicians in Shandong Province and 1 technician with outstanding contributions in Shandong Province. There are 6 chief technicians in Jinan City, 10 technicians with outstanding contributions in Jinan City, and more than 80 senior technicians and technicians of various types, forming a strong team of skilled workers.
The company has more than 100 sets of various finishing equipment such as ultra-precision spindle manufacturing production line, box-type parts processing production line, CNC gantry rail grinder, large-scale precision surface grinder, high-precision cylindrical grinder, high-precision coordinate grinder, etc. It has a large-scale universal tool microscope. , Germany imported high-precision cylindricity tester, profile tester, surface roughness tester, laser interferometer and other precision testing equipment from the United States Photodynamic Company; the new modern manufacturing and assembly plant has a construction area of 20,000 square meters.
The company has the "Ji Siji" brand series of products, the main products are four series (125 series, 200 series, 320 series, 500 series), 70 varieties, 126 specifications of cylindrical grinders and CNC cylindrical grinders, Special cylindrical grinders and internal grinders are widely used in automobile and parts industry, motorcycle industry, construction machinery, military industry, aerospace, agricultural machinery, textile machinery, instrumentation, mechanical basic parts and other industries. According to the different needs of customers, we can propose optimal solutions. Since 2020, the company has launched stand-alone automation, adding a truss manipulator independently designed and manufactured by our company on the basis of the original grinding machine, thereby reducing labor costs for customers and greatly improving the automation of machine tool processing. "Jisiji" brand grinding machine has become a trusted and respected brand for many domestic customers in many industries.
The company has always adhered to the business philosophy and quality policy of "keep improving, customer first", and has developed and formed a number of key technologies with independent intellectual property rights and representing the core competitiveness of enterprises through technology introduction, cooperative development, and independent innovation. And core products, it has established a benchmark and standard for technical indicators in the domestic industry. The company is committed to becoming the best professional grinding machine manufacturer and service provider in China.

Tel：+86-0531-88681424

Tel：+86-0531-88685352

Fax：+86-0531-88685352

E-mail：sale@j4m.cn

Add : No. 2126, Kejia Road, High-tech Zone, Jinan City

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