Loading and unloading vessel device：In terms of most bulk cargos or general cargos loading and unloading equipment (bridge type loading and unloading equipment, gantry lifter etc.), the requirements of wheel pressure and working frequency is lower than container yard cranes. But another question exists here: cleaning and anticorrosion on wharf. ILLNO is able to design correspondent surface rail or non-continuous rail system for users so that it is easy to clean rails, anticorrosion and dewatering.