Including but not limited to elevators, air compressors, lifting, machine tools, metal products, wire and cable, textile fiber, Printing and packaging, plastics, building materials, coal mining, metallurgy, chemical industry, municipal, petroleum, 521C manufacturing equipment, industrial robots, manipulator, lithium equipment, LED equipment, machine tools, food machinery, injection molding machine, press, electronic equipment, new energy resources vehicles and rail transit and other industries.