Shenzhen DD Premium Technology Co. Ltd. Our factory was founded in 2017, constantly committed to the integration of supply chain the development of new consumer electronics to meet the latest market demand, the RD team is capable of tooling& mechanical structure software, electronics packaging, artwork and proceeding procedure designs. No matter small order or big order we provide premium service and after sales. we have completed quality control system, all the products are certified with CERohs etc. We Support Small batch customization Drop shipping OEM. Welcome your inquiry now.