Observe the step-by-step operation and see practical examples of usage. In this video, we showcase the manufacturing process and quality inspection of IGI30/40, SH30, SH30UJ, SH35, and SH38J2 excavator chassis parts, including support wheels and track rollers. You'll see how Quanzhou Jinsai Machinery ensures precision engineering and durability in their undercarriage components, with insights into their production facility and testing procedures that meet international standards.