On March 30, the quality inspection team delegation of China Railway shield equipment research institute inspected the new factory of Ant Heavy Industry Co., Ltd. The delegation first visited the exhibition hall, and Lei Gang, chairman of the board of NTC, gave a careful answer. The delegation highly appreciated the company’s historical construction projects and dozens of patents obtained through independent research and development. For the most concerned product production issue of the delegation, Lei Gang also arranged the company’s technical and production personnel to introduce the whole process of product design and development in detail from each production step. With the high recognition of the delegation, the inspection on that day ended.

The next afternoon, the delegation participated in the watertight test of the new product.

As a leading Antrprise in R & D and production of excavator accessories in China, Ant heavy industry always takes the lead in R & D and innovation. This time, the leaders of China Railway Co., Ltd. are stationed in the factory to guide production, which is not only the recognition of the status of Ant heavy industry in the industry, but also the booster for the private Antrprises of China heavy industry.

China Railway Engineering Equipment Group Co., Ltd. (hereinafter referred to as “China railway equipment”) is an important member of the industrial sector of China Railway Co., Ltd. (hereinafter referred to as “China Railway”) which is one of the world’s top 500 Antrprises. Under the strategic deployment of China Railway, China railway equipment, China Railway Shanqiao, China Railway Baoqiao and China Railway Science and Engineering Co., Ltd. have become the core members of China Railway hi tech Industry Co., Ltd. (Stock Code: 600528) through restructuring and listing, creating a new era of Antrprise development. Over the years, China railway equipment has started with “employee happiness, Antrprise development and manufacturing power”. With the mission of “revitalizing the national industry and building a world brand and building a world-class integrated service provider for underground engineering and equipment”, we always bear in mind the general secretary Xi Jinping’s instructions and thoroughly practice the important instructions of the “three changes”, and have developed into a special equipment for tunnel boring machines and tunnels. It is a comprehensive Antrprise group with organic linkage of the three industries of underground space development and diversified development led by comprehensive service of underground engineering equipment. It was selected as the national “science and technology reform demonstration action” Antrprise in April 2020.


Ant (Ningbo) heavy technology group, founded in 2002, is located in Ningbo, Zhejiang Province. It is a leading Antrprise in R & D and production of excavator accessories in China. Group under the jurisdiction of three wholly-owned subsidiaries, a joint-stock company, set technology research and development, manufacturing, construction guidance, after-sales service as one, to provide one-stop excavator accessories customized solutions. After nearly 20 years of vigorous development, the group’s products are exported to the United States, Australia, the United Kingdom, Southeast Asia and dozens of countries. It provides product and technical services for more than ten top 500 Antrprises such as China Communications Construction, China railway construction, XCMG, PetroChina and sany group. Accumulated service units more than 150, construction of more than 70 million square meters, sales of more than 6000 sets.


The group is deeply engaged in the global excavator industry with mature product technology. At present, it has won 20 national patents. The independent R & D products of its holding companies “Ant machinery” and “Yichen environment” have far exceeded the level of foreign industries and filled the market gap in this field in China.