Forging Equipment And Mining Equipment Manufacturer
Mining Equipment. TYHI is the largest manufacturer of excavators in China. Since 1961, we have developed the first 4 m electric rope shovel with a standard dipper capacity of 4 m to 75 m . We produce WK-4C, WK-8, WK-10B, WK-12, WK-20, WK-27, WK-35, WK-55 and WK-75 excavators, which utilize gear-rack crowding and AC VVVF technology.