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Stationary Dock Leveler is special auxiliary equipment installed on platform of warehouse for truck’s loading and unloading goods. The front flap of dock leveler can be adjusted in height, so that the dock leveler can closely overlap with the carriage of truck all the working time. Forklift or other handling vehicles could pass dock leveler smoothly and complete loading and unloading operations quickly and efficiently, it is the essential and special auxiliary equipment for modern warehousing and logistics industry.