Shandong Zhongrui Construction Machinery Co., Ltd.

Shandong Zhongrui Construction Machinery Co., Ltd., established in 2001 and headquartered in Weifang, China, is a professional manufacturer and high-tech enterprise specializing in the research, development, and production of rock drilling machinery. The company operates a modern 20,000-square-meter facility equipped with advanced CNC machine tools, deep hole grinders, and Axelin heat treatment production lines. With a workforce of approximately 101 to 200 employees, the company is recognized as the Weifang Drilling Mechanical Engineering Technical Research Center and maintains an ISO 9001:2015 certified quality management system. The company’s extensive product portfolio is organized into five core series: high and low air pressure down-the-hole (DTH) drilling tools, top hammer (thread) drilling tools, pneumatic rock drills, large-diameter DTH tools for pile foundation rescue, and...