Founded in 1992, Shanghai Sunny Elevator Assembly Co., Ltd. is a professional manufactory specialized in designing and producing Opto-Electro-Mechanical products. Our company has a complete set of R&D equipment and instruments in terms of mechanisms, sheet metals, plastics, mouldings, and electric appliances, together with Surface Mounting Technology (SMT). We also provide you with a perfect technical support and after-sale services. Shanghai Sunny was awarded as high and new technology ...