On November 6, 2021, the Maanshan production base project for rail transit and precision machinery with an investment of 440 million yuan was officially signed. The investor of the project is Zhejiang Chengchuang Precision Machinery Co., Ltd., a listed company on the New Third Board, which mainly produces precision forging of automotive bearings, precision bearing rings and precision metal stamping parts. Stable suppliers of the world's top eight bearing manufacturers such as Tyn and SKF. The project purchases about 63 acres of industrial land, and specifically researches, develops, produces, sells rubber parts, precision mechanical parts, stamping parts, etc. in the rail transit and automotive fields. It is expected that after all are completed and put into production, the annual sales income can be about 500 million yuan, and the annual tax will be paid. About 25 million yuan.

      In recent years, the Maanshan Economic Development Zone has always adhered to the development idea of "cultivating leading enterprises-introducing high-quality projects-perfecting the industrial chain-cultivating industrial clusters-creating an industrial base", speeding up the expansion and strengthening of rail transit and new industrial development bases. The signing of the project will become a strong support point for the development of the rail transit industry cluster.