Shandong Dahan Construction Machinery Co., Ltd. is a designated manufacturer of tower cranes and construction elevators assigned by General Administration of Quality Supervision, Inspection and Quarantine. The company has gained various qualifications like A grade tower crane manufacturing qualification, B grade construction elevator manufacturing qualification, and the certification of ISO9001:2000 quality management system. The company has also successively won various honors in Shandong Province like“Enterprise of Observing Contract and Excellent Credit Standing”, “Famous Brand Product”, “Famous Trademark of Shandong Province”, “Pacesetter of Tower Crane Industry”, etc.