Professional production and sales of excavator and bulldozer chassis parts.
Quality And Service First

Quanzhou Doqi Machinery Co., Ltd.

WE SPECIALIZE IN PROVIDING UNDERCARRIAGE SPARE PARTS FOR EXCAVATOR AND BULLDOZER
Quanzhou Doqi Machinery Co., Ltd. is located in Quanzhou City, Fujian Province, which is one of the most developed regions of China Machinery Manufacturing. Mainly provides undercarriage replacement parts such as track rollers, carrier rollers, sprockets, idler, track link assy, bucket teeth, segments, bushings pins, bolts& Nuts, support arm, connecting rod, muffler, spring, track cylinder and the associated parts for excavators, bulldozers and other track earthmovers.
 
Whatever which model of excavator parts you need, we totally could help you. Our business principle is: "quality and service first, high cost performance, continuous improvement and innovation to meet the customers requirement" and "zero defect, zero complaints" as the quality objective.
CONTACT US

PRODUCT CATEGORY

We welcome all the friends from home and abroad to create the brilliant.
 

WHY CHOOSE US

Highest Quality

Our reputation for exceeding the highest quality standards in precision parts machining.

7*24 Hours Service

Have an excellent after-sales service team to ensure that the first time to solve customer after-sales problems.

Reasonable Price

More than 10 precision production line, easy to realize large quantities of goods, to provide you with the best price.

Excellent Team

We have a strong professional designers and technicians to provide technical assistance.

NEW PRODUCTS

LATEST NEWS

Trade War Workaround: Why Global Buyers Are Switching To Our Alternative Bolt & Nut Systems

In recent years, the escalating trade tensions between major economies have caused disruptions in the global supply chain. With tariffs and trade barriers making traditional sourcing more challenging and costly, many businesses are seeking alternative solutions to maintain their operations and stay competitive in the market. One such solution that has been gaining traction among global buyers is the use of alternative bolt and nut systems.

The Truth About Bucket Teeth Hardness:2025 Lab Test Results Reveal Surprising Findings

Introduction:
In the world of heavy machinery and construction equipment, bucket teeth play a crucial role in ensuring efficient and effective operation. The hardness of bucket teeth is a key factor in determining their durability and performance. In 2025, a series of lab tests were conducted to investigate the truth about bucket teeth hardness, revealing some surprising findings.

Monsoon-Ready: Our Patent-Pending Drainage System for Idlers in Wet Conditions

Introduction:
As the monsoon season approaches, it is crucial for industries to prepare for the challenges that come with wet conditions. One of the key areas of concern is the impact of water on idlers in conveyor systems. To address this issue, our team has developed a patent-pending drainage system that ensures optimal performance of idlers even in the most challenging weather conditions.

Smart Undercarriage 2.0: IoT-Enabled Track Chains for Predictive Maintenance

Introduction:
The undercarriage of heavy machinery plays a crucial role in ensuring the smooth operation of construction equipment. With the advancement of technology, the traditional track chains have evolved into Smart Undercarriage 2.0, incorporating IoT capabilities for predictive maintenance. This article explores the benefits and features of IoT-enabled track chains in the construction industry.

الثورة في سوق قطع الغيار: كيف توفر مجموعات الأسطوانة الناقلة لدينا 40% من تكاليف الصيانة

مقدمة:
تعتبر صناعة البناء والتشييد من الصناعات التي تتطلب صيانة دورية للمعدات والآليات المستخدمة فيها. ومن بين القطع الأساسية التي تحتاج إلى صيانة دورية هي الأسطوانات الناقلة التي تستخدم في معدات الحفر والتحميل. وهنا تأتي أهمية استخدام مجموعات الأسطوانة الناقلة عالية الجودة التي توفر توفيرا كبيرا في تكاليف الصيانة.
 

Quanzhou Doqi Machinery Co., Ltd.

Quanzhou Doqi Machinery Co., Ltd. is located in Quanzhou City, Fujian Province, which is one of the most developed regions of China Machinery Manufacturing .
 

PRODUCT CATEGORY

CONTACT US

   Jinhe Avenue, Binjiang Industrial Zone, Xiamei Town, Nan 'an, Quanzhou City, Quanzhou, Fujian, China
   +86-17759899959
   Info@doqi-machinery.com
Copyright © 2023 Quanzhou Doqi Machinery Co., Ltd. All Rights Reserved. 闽ICP备2023008004号-1 /  闽ICP备2023008004号-2