About Us For more than 10 years, Xuzhou Hengxing Jinqiao Machinery Technology Co., Ltd. has been a trusted name in the pile driver and kelly bar manufacturing industry. Located in the Tongshan High-tech Development Zone of Xuzhou city in the Jiangsu Province, also known as the capital of Chinese construction machinery production, we have significant advantages for transportation, to make delivery faster and cost less. From the very beginning, we have always striven for quality, development and putting customer needs first. Through constant self-improvement and improvements in the quality of our production management paired with outstanding after-sales services, we have developed into a trusted supplier for auger drill pipes, construction machinery parts, welding parts and non-standard machinery. Main Products: 1. Kelly bar for hydraulic rotary drilling rig 2.Accessories for Rotary drilling rig 3.Highway guardrail installation pile driver 4. Pile extracting machine 5. Highway guardrail drilling machine 6.PV pile driver for solar system installation