人妻av无码秘 蜜桃_五月天亚洲成人电影_国产在线网址_日韩?v网站在线看_爱爱动态视频_国产一区二区三区国产精品_?一级毛片丰满**出奶水_中文字幕欧美版在线播放_美女黄色一级片_中文字幕黄色工厂欧美性爱

TSJ150（R）is the new genertaion simple electric multi-functional portable hoist,which is further designed and developed by our company ,based on absorbing foreign counterparts advanced technology.

The hoist machine includes base,main frame ,hoist boom,balance arm,bracing piece,rotary mechanism,winding engine,electric system etc.The product advantages are small volume,light weight,the whole machine can be disassembled into parts and assembled at the scene in order to easily transport and install;Adopting frequency converter control for smoothly running,flexibly operating,conveniently using with safe ,stable and reliable performance;The product is widely used in the roof and the high level removal and hoist work in various construction project.