With the increasing competition in the fan manufacturing industry, mergers and acquisitions and integration and capital operation among large fan manufacturing enterprises are becoming increasingly frequent. At the same time, with the continuous progress of science and technology and the development of new energy, fans are also constantly innovating and upgrading. In the future, fans will pay more attention to the development direction of intelligence, efficiency and environmental protection. To sum up, fans, as an important fluid machinery, play an important role in various fields. With the continuous advancement of technology and the continuous development of the market, fans will continue to maintain their important position and usher in a broader development prospect. Main storage shelves are: shelf shelves, loft shelves, platform shelves, fluent shelves, food warehouse shelves, cold storage shelves, high shelves, first-in-first-out shelves, tire shelves, cloth shelves, clothing warehouse shelves, oil drum shelves and light shelves. Heavy-duty shelves are: beam shelves, pallet shelves, cantilever shelves, drive-in shelves, through shelves, corridor shelves, narrow alley shel...