Because of the region's environment, East machinery, machinery industry development zone imbalances, account for absolute superiority in the eastern region of inputs, outputs and effectiveness, Midwest basically at a disadvantage. Since the state continued to increase efforts to develop the western region, east of mechanical engine supplier, this situation is gradually changing, although the absolute amount of the eastern region continued to grow, Weifang Huadong machinery offer, but the proportion declined. Delivery systems for construction machinery parts (structure), the adoption of self-electric hoist is an effective alternative. Self hoist delivery system consists of door frame column, the carrier rails, sliding conductor rails and collector, central loading vehicles, electric hoist, PC control of the control cabinet. The system combines mechanical, electronic, computer, automatic control of the four technology essence, focused on the storage, transportation, handling, process operations of the four logistics chain. Not only to transport the workpiece continuous or step, especially where there is a convenient place manually operated as pre-set program, under pieces at the indoor painting can be automatically or manually free lift. Weifang East China Machinery Quote | Shandong East China (Online) | East China Machinery Co., Ltd. by Weifang Huadong engine. Weifang Huadong Engine Co., Ltd. (www.hdchai.com) is an industry leader in Shandong Weifang, the internal combustion engine, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Weifang Huadong leadership with the staff warmly welcome all inquiries negotiations to create a better future Weifang Huadong.