Significant differences between the crane and other general machine is huge, combination work movable metal structure and multi-agency. Characterized by intermittent rotation job, lifting loads inhomogeneity, inconsistency agencies motion cycle, ranging from the time of the institution of the load, the people involved with the job, etc., but also increased the complexity of the crane operation, security risks more great danger range. Accident-prone points, the consequences of serious accidents, thus crane safety is particularly important. The formation of special lifting equipment industry market as China entered the era of heavy lifting equipment, the country's iron and steel, power, petrochemical, machinery and equipment, building materials and other aspects of the rapid development of lifting equipment handling, promote special lifting equipment industry has become the mainstream of development. China's steel industry in the technical and production aspects have been improved dramatically heavy lifting equipment, providing technical support for large-scale manufacture of special lifting equipment. Especially in recent years, the development of China's power, petrochemical and other industries, companies are required to purchase large quantities of special lifting equipment to meet the construction needs of the enterprise, formed currently the largest, most extensive coverage but they do play a major conflicts Heavy lifting industry market. Lifting equipment installation _ Shandong Lu lifting (certified) _ lifting equipment provided by the Shandong Taian Lu mechanical equipment installation Limited. Shandong Lu Machinery Installation Co., Ltd. (www.sdlzqz.com) Shandong Jinan, industrial maintenance, installation of leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Lifting leadership in Shandong Lu staff warmly welcome all inquiries negotiations to create Shandong Lu lifting a better future.