Heavy Equipment Parts, Forklift Truck Manufacturer

Mingsheng Construction of Machinery commits itself to the development and manufacturing of parts for excavator and bulldozer. The main product we offer is undercarriage parts and pin bushes, including track adjuster, track roller, carrier roller (top roller), sprocket (segment), idler, and spring. Our company has three branches located in Quanzhou, Hangzhou, and Wuxi city. The production capacity of Quanzhou branch is 5 containers’ undercarriage parts and track adjuster per week. In Hangzhou, the heavy-duty idler and sprocket manufactured are mainly exported to European and American market. The Wuxi branch is responsible for supplying goods to the factories nearby. Apart from standard order, we can also manufacture the product based on the drawing or samples provided by the customers. Friendly and responsible, we sincerely welcome the agents to join us, and we are willing to achieve win-win cooperation through our first class quality and impeccable after-sales service. >> More

    1. Track Adjuster Assembly, Recoil Spring

      Our company is adept at the production of heavy equipment parts with forged shell, for example PC400, EC360, and EC460 forged idler for 40 ton’s machine. In addition, we can also manufacture heavy-duty idler, such as PC1250 and D8R.

    1. Track Roller

      Instead of the elastic pin, we particularly employ the precisely machined lock pins for the track roller. The shell and the axis are processed with quenching and tempering technology.

    1. Idler

      As an expert in undercarriage parts industry, we can supply both forged and cast idler assembly for bulldozers, excavators and other similar construction equipment. Our range of idler wheels is available with high quality oil seals to increase the service life.

    1. Sprocket and Segment

      The surface hardness of the sprocket rim reaches up to 55-57HRC. User can enjoy the quality guarantee as long as 2000 working hours.

    1. Top Roller

      For proven quality and accurate size of the top roller, we employ horizontal and vertical machine centers to perform processes such as machining, drilling, threading and milling.

    1. Pins and Bushes

      For example, the bush will be processed with thermal refining and surface treatment technology to guarantee the expected inside hardness and outside abrasion resistance.

    1. Track Bolts and Nuts

      The undercarriage part is manufactured by cold or hot forging equipment, allowing for good surface finish. Because of the strict heat treatment, it comes with the grade at least 10.9. Also, we can make the track bolt and track nut according to the drawings or samples provided by you.

    1. Track Link

      This range of excavator and bulldozer spare parts is especially designed to offer great resistance to abrasion and stress, so it has a long lifespan. In addition, the key components for the track chain, including the chain link, pin, and the bush, all undergo heat treatment to ensure improved quality.

  • About Us
  • Mingsheng Construction of Machinery is a professional supplier specialized in designing and manufacturing undercarriage parts and pin bushes for excavator and bulldozer, including track adjuster, track roller (bottom roller), carrier roller (top roller), sprocket (segment), idler and spring. Currently, our company has three factories located in Quanzhou, Hangzhou, and Wuxi city.


Address: Binjiang Industry Zone, Nanan, Fujian, China

Zip Code: 362300

Tel.: +86-595-22982224

Mobile: +86-13805994639(English)