CHANGLONGSHENG, found 2001, is a private owned company based at Shenzhen. Human-oriented and quality retraceable are the crucial strategy of the company. We have nearly 100 headcounts, 20 staff out of which are working in R & D field, whilst collaborated with the School of Materials Science and Engineering of Wuhan University of Technology since 2015 as the infield study for postgraduates students. These also enhance our R & D competence. ISO 9001 and ISO 14001 are fully implemented in our daily operation and co-work with ERP system. All of these ensure consistency and stability in raw material procurement, product in processing, and finished product quality control. Main exported regions: Southeast Asia, the Middle East, Europe, North America, Israel, Japan and Russia and etc..
FAQ
1.Are you manufacturer or trading company? We are professional factory specialized in making potentiometer, brand R&L. 2. Will you offer free sample? No. however, it is negotiable. 3. Can you make as per to me requirements? Yes, customized design and making are acceptable. Just let us know your requirement, better to show us the drawing, picture and relevant figures. 4. How much is the freight charge would be? The freight cost depends on the weight and packaging size and where to deliver. 5. When can I expect to get your sample? The sample will be ready for delivery in 1-2days and should arrive in about 5-7 days. 6. How can I contact you to know more?