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Quanzhou Pingtai Engineering Machine Co., Ltd.
Undercarriage Parts for Excavators and Bulldozers

All parts are engineered as direct replacements for original components on Komatsu, Caterpillar, Volvo, and Hitachi excavators and bulldozers, covering equipment from 20 to 330 tons.

Specialized in manufacturing undercarriage components for over 30 years
About PT'ZM

Founded in 1987, PT'ZM has grown into a specialized manufacturer and global exporter of undercarriage components for heavy equipment for the construction, mining, and earthmoving industries. With over 30 years of continuous development and technical expertise, we supply a wide range of undercarriage parts, wear components, and replacement parts fully compatible with major equipment brands such as Komatsu, Caterpillar, Volvo, and Hitachi.

Learn more about us