For UD500, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our UD500 has been well received by many customers and enjoyed a good reputation in many countries. ShaoXing ShangYu Yup Lighting Co., Ltd. UD500 have characteristic design & practical performance & competitive price, for more information on the UD500, please feel free to contact us.