semi electric stacker operation also is simple

Half electric stackers has operation simple, and price cheap, and maintenance maintenance convenient, and on channel width requirements compared low of advantages, but due to needs human mobile, so also has mobile effort, and safety low shortcomings,  bearing weight with height changes and produced larger changes.
Full semi electric stacker operation also is simple, but function obviously than half electric high car powerful, and security high, upgrade capacity more high more heavy, it has no noise, and from maintenance, advantages, but price obviously than half electric Heap high car your many, on channel requirements compared high, requirements channel width compared wide, otherwise hard turn, and itself weight compared heavy, so wants in upstairs using Shi needs considered to floor bearing weight.