W12 series products are electric hoists dedicated to stage, also known as self-climbing electric hoists.which can realize two hoisting methods of upside-down or upside-down. They are mainly suitable for fixed instal-lation in the field of commercial stage construction, shopping mall banner hoisting, and used in stage construc-tion/mobile performances., Stage setting, sound and lighting layout, banner hoisting. It can be designed forsingle control or multi-machine linkage to meet your various job needs.