In a constantly changing market where a high quality, cost effective and reliable heavy lifting and transport solution is needed for the construction industry, Shandong Dahang Construction Machinery Co., Ltd. has emerged as a leader for manufacturing top notch tower cranes and building hoists. With more than 14 years of experience and development, we have emerged into a global force, able to produce over 10,000 machines annually in order to offer our customers a diverse range of hammerhead tower cranes, topless tower cranes, luffing tower cranes and temporary elevators.
Our supply factory spans more than 300,000 square meters, and is extremely organized in order to provide clients with short production cycles and a short lead time for delivery. Within the factory, to ensure the products are made to the best possible value, we own a vast array of quality testing and production equipment, including more than 100 ABB welding robots, 12 automatic spraying lines, and more than 1000 sets of plasma cutting machines, CNC drilling machines, milling machines, lathes, boring machines, welding machines and welding equipment. Each machine works together so that we may provide the best possible value to customers.
We don't just do business with our customers, we collaborate with them, and have established partnerships with leading suppliers, including Baosteel, Angang Steel, Rothe Erde, Siemens, and Schneider Electric, among others. They supply us with the highest possible quality in raw materials and components and in return, we supply top notch construction tower cranes and buckhoists.
We consider talent extremely important here at Dahan Construction Machinery, and as such, employ a team of over 2,300 creative individuals, with more 37 leading experts in their fields, several of whom have prominent titles in China, including the country's current tower crane national standard drafter, the first engineer to use FEM calculation here in China, and other experienced engineers. We also employ more than 600 specialized and friendly staff to handle marketing, management and finance.
We also maintain that technology is directly tied to productivity. Through technological innovation, we have earned 68 national patents, and several governmental accolades. In 2013, we were rated as a high tech enterprise, and are still a member of the National Technical Committee for Standardization of Hoisting Machinery. As a member, we can take part in the revisions of the GB13752 Tower Crane National Standard.