Shanghai Sunny Elevator Assembly Co.,Ltd, found in 1992, is a 24-year professional manufacturer specialized in designing and producing Opto-Electro-Mechanical products. otis elevator door parts Our main products are elevator light curtains, photoelectric switches and elevator buttons. used car lifts for sale The company has a complete set of equipment and instruments in terms of mechanism, sheetmetal, plastics, moulding, electric appliance,together with SMT line, which are respectively used in key parts of production, assembling, and quality detecion. Such full range of equipments is rare in the field and greatly increases our production flexibility and R&D capabilities. passenger elevator  Twenty-four years' experience in the elevator industry ensures us to provide our clients reliable products, leading-edge technology and perfect after-sales service.