Since 2008, Hanlong Mechanical Ltd. has been supplying quality OEM and aftermarket mechanical parts for transportation, construction and petroleum industries. Hanlong Mechanical Ltd. is committed to providing the highest quality product and excellent customer service. Our capabilities include R & D, custom manufacturing. Head quartered in Weifang, Shandong, China, Hanlong Mechanical Ltd has over 50,000 square feet of workshop space, and branch office in Connecticut, U.S.A. We will continue to strive for excellence in quality and service.