For Qtz Sleeve, 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 Qtz Sleeve has been well received by many customers and enjoyed a good reputation in many countries. ShaoXing ShangYu Yup Lighting Co., Ltd. Qtz Sleeve have characteristic design & practical performance & competitive price, for more information on the Qtz Sleeve, please feel free to contact us.