304 North Cardinal
St. Dorchester Center, MA 02124

Work Hours
Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM

About us


ABout Us

Welcome to Tianjin Xiaohang Construction Machinery Co. Ltd, your premier partner in construction machinery service, backed by the official authorization from ZF/ADVANCE Group. Our unique collaboration with ZF and ADVANCE Group equips us with comprehensive technical support, including standardized maintenance and testing procedures that guarantee your equipment operates at its best.


Our commitment to excellence is demonstrated through our rigorous annual technical training for technicians at ZF/ADVANCE Group, ensuring unmatched service precision. This dedication not only promises the superior performance of repaired transmissions but also aligns with industry standards, safeguarding your operations.

Understanding the importance of reliability, we maintain an extensive inventory of certified ZF products for those who prefer to manage their service needs. Our seasoned engineers are on standby to assist with fault diagnosis and offer tailored maintenance or parts replacement advice, ensuring your machinery’s optimal performance.


In the realm of repair, service, or remanufacturing, the value of genuine aftermarket components cannot be overstated. Non-genuine parts fail to withstand rigorous use, leading to operational delays and increased costs. Invest in the reliability of Genuine ZF aftermarket parts & components, and let Tianjin Xiaohang Construction Machinery Co. Ltd be the trusted guardian of your equipment’s integrity and performance.


Our Story

Ergopower Construction Excellence

In the heart of Tianjin, a city known for its rich industrial heritage and innovative spirit, Tianjin Xiaohang Construction Machinery Co. Ltd was founded with a mission to bring unparalleled service and technical excellence to the construction machinery industry. As an officially authorized service dealer of the prestigious ZF/ADVANCE Group, our beginnings were rooted in a commitment to bridging the gap between complex machinery needs and the expertise required to maintain them at peak performance.

Our partnership with ZF and ADVANCE Group is more than just a badge of authorization; it’s a testament to our shared values of innovation, reliability, and quality. This collaboration has empowered us with access to cutting-edge technical support, standardized maintenance protocols, and a wealth of knowledge that sets us apart in the industry.

What we can supply

We are passionate about design

5-10 Ton gearbox and axle parts

Grader gearboxes from engine power 130kw to 300kw

HL-Series Powershift Transmissions

A Commitment to Quality, Backed by World-Class Partnerships

Authorized ZF Dealer

As an authorized ZF dealer, we’re recognized by ZF itself for our expertise and capability in delivering unparalleled service.  Choose us, your trusted ZF partner, for guaranteed satisfaction and performance.