Shandong Ruizuan Tunnel Machinery Co., Ltd. (formerly known as Shandong Ruizuan Engineering Equipment Co., Ltd.) is located in Liaocheng City, Shandong Province, known as the "Jiangbei Water City". It is 2 kilometers away from the Ji Liao Expressway, 100 kilometers away from Jinan West Station of the Beijing Shanghai High speed Railway, and 115 kilometers away from Jinan Yaoqiang International Airport, with extremely convenient transportation.

The company currently has over 180 employees, including more than 80 professional and technical personnel. The area covers approximately 66600 square meters, with a building area of 31000 square meters, including a factory area of 25000 square meters and an office and living area of over 6000 square meters. The company has assets of nearly 200 million yuan, including fixed assets of 48 million yuan. It has more than 260 sets of equipment such as machining centers, CNC lathes, heat treatment, forging, plasma welding, and automatic welding. With an annual production capacity of over 12000 TBM cutting tools and more than 20000 shield and engineering cutting tools, we are one of the professional manufacturers in China that integrates research and development, design, production, and operation of TBM cutting tools, shield cutting tools, and engineering cutting tools.

The company regards the production of high-quality and advanced TBM cutting tools, shield cutting tools, and engineering cutting tools as the historical mission of Ruizuan people, promoting the Ruizuan spirit of "Ruiyi enterprising and invincible drilling", and committed to building an international first-class enterprise and manufacturing international first-class products. Since its establishment, the company has fully utilized the enthusiasm of professional and technical personnel, organized R&D personnel to conduct scientific and technological research in the fields of TBM cutting tools, shield tunneling cutting tools, engineering cutting tools, etc. Since 2008, the company has obtained more than 50 national patents. In 2013, the company was successively approved as "Liaocheng Engineering Tool Technology Research Center", "Liaocheng Municipal High tech Enterprise", "Provincial Enterprise Technology Center", and "National High tech Enterprise".

The company has also established a market-oriented research and development mechanism. Organize personnel to face the market, design and produce personalized products according to the different needs of customers, and provide comprehensive after-sales service. Successfully solved the problem of shield tunneling tools for Chengdu, Shenyang, Nanjing cross river tunnels, Beijing diameter line, Beijing No. 9 line, Guangzhou Shenzhen Hong Kong Shiziyang tunnel and other tunnels. In order to better serve the South China region, the company has set up a 500 square meter technical service center in Nansha, Guangzhou, and has successively set up rolling cutter container repair stations in Guiyang, Chengdu, Qingdao and other places.

In terms of TBM hard rock geological conditions, we have successively contracted: TBM project of Luoyang Water Diversion Project, Guangzhou Lianshan TBM Water Diversion Project, Dujiangyan Irrigation Project Dusi Mountain Rail Transit Zijing Tunnel Project, Sichuan Lexi Expressway Tunnel Project and other TBM tools.

The "Ruizuan" brand cutting tools have established a good brand image in the industry and formed a strong influence. Ruizuan products have also been successfully exported to the United States, Canada, Malaysia, Japan, India, South Korea, Australia, and other countries, becoming long-term partners of domestic and foreign "railway, highway, foundation", tunnel, subway construction units and equipment manufacturing enterprises, such as China Railway Equipment, China Railway Construction Heavy Industry, Sany Heavy Industry, China Communications Tianhe, China Railway Tunnel Co., Ltd., China Railway Fourth Bureau, China Railway Fifth Bureau, China Railway Seventh Bureau, China Railway Eighth Bureau, China Railway Ninth Bureau, China Railway Twelfth Bureau Group, China Railway 14th Bureau Group, China Railway 15th Bureau, China Railway 18th Bureau, China Railway 25th Bureau, etc.  

The company adheres to the corporate spirit of "quality is the life of the enterprise, integrity is the foundation of development", and is committed to providing customers with high-quality TBM cutting tools, shield cutting tools, engineering cutting tools, and comprehensive after-sales service.

The company is grateful for the trust and support of customers and industry friends. Looking forward to your joining, let's work together and share development opportunities!