Quanzhou Juli Heavy Duty Engineering Machinery Co.,Ltd. is a high-tech enterprise specializing in Excavator Undercarriage Parts products in China. Our products cover غلتک مسیر بیل مکانیکی, غلتک مسیر کاترپیلار E240B, غلتک مسیر بولدوزر, undercarriage rollers, and mini excavator track rollers.Among them, the excavator track roller is our strong ...