As the core equipment in tunnel engineering, tunnel boring machine (TBM) manufacturers are widely recognized worldwide. These manufacturers provide strong support for tunnel construction globally with advanced technology, excellent quality, and rich experience. So, do you know which manufacturers produce TBMs? Next, let's explore the well-known TBM manufacturers both domestically and internationally.

　　I. Domestic TBM Manufacturers

　　1. China Railway Construction Heavy Industry (CRCHI): A subsidiary of China Railway Construction Corporation (CRCC), specializing in TBM research, development, and manufacturing, with products widely used in urban rail transit, railway tunnels, and other fields.

　　2. Northern Heavy Industries Group Co., Ltd. (NHI): A large enterprise located in Dalian, Liaoning Province, with qualifications for TBM production and manufacturing covering various models and specifications.

　　3. XCMG Group: A well-known construction machinery manufacturer in Xuzhou, Jiangsu Province, also involved in the TBM field, providing high-quality TBM products.

　　4. Sany Heavy Industry Co., Ltd.: One of China's largest construction machinery manufacturers, with its TBM business continuously growing and boasting strong technological capabilities.

　　5. China Railway Construction Heavy Industry Corporation (CRCHI): Affiliated with China Railway Construction Corporation (CRCC), focusing on the research and manufacturing of TBMs and related equipment, offering reliable product quality.

　　6. Tianhe Machinery: Specializing in the research, development, production, and sales of TBMs and supporting equipment, with strong technological innovation capabilities.

　　7. China Railway Shanhe Intelligent Equipment Group Co., Ltd.: A high-tech enterprise in Changsha, Hunan Province, venturing into TBM manufacturing, providing intelligent and efficient TBM products.

　　8. Xugong Machinery: A renowned construction machinery manufacturer in Xiamen, Fujian Province, also producing TBMs, known for high quality and excellent after-sales service.

　　9. Jereh Group: A machinery manufacturing enterprise in Jinan, Shandong Province, with qualifications for TBM production, mainly applied in the tunnel construction field.

　　10. China Shipbuilding Industry Corporation (CSIC): A subsidiary of China Shipbuilding Industry Corporation, besides shipbuilding, also involved in the TBM field, offering customized TBM solutions.

　　II. Well-known Foreign TBM Manufacturers

　　1. Herrenknecht AG: A German company, one of the largest TBM manufacturers globally, providing various types and sizes of TBMs.

　　2. The Robbins Company: An American company, specializing in the design and manufacturing of TBMs and tunneling equipment.

　　3. Mitsubishi Heavy Industries: A Japanese company, offering a wide range of engineering and construction equipment, including TBMs.

　　4. Hitachi Zosen Corporation: A Japanese company primarily engaged in shipbuilding and heavy industry, also producing TBMs and tunneling equipment.

　　5. NFM Technologies: A French company specializing in underground engineering and tunneling technology, providing TBMs and related equipment.

　　6. Komatsu Ltd.: A Japanese company mainly producing construction and mining equipment, also offering TBMs.

　　7. Terratec Pty Ltd: An Australian company focusing on TBM and tunneling technology, providing solutions for the global market.

　　8. SELI S.p.A.: An Italian company providing TBM and underground engineering solutions.

　　9. Lovsuns Tunneling Canada Ltd.: A Canadian company specializing in the design and manufacturing of TBMs and tunneling equipment.

　　10. Kawasaki Heavy Industries, Ltd.: A Japanese company mainly engaged in heavy industry and machinery manufacturing, also offering TBMs and related equipment.