Shenzhen Sino-Memory Electronics Co.,Limited, established in 2007, is professional manufacturer of consumer electronic products such as True wireless Earbuds, Smart Watch,USB Flash Drives,USB Promotion Gifts and Computer Peripherals. We also provide customized products such as 2D or 3D rubber usb flash drives and PVC usb flash drives. Our products have a wide range of applications in education, police security, electronics, banking, business transportation, finance and telecom industries. All of our products are manufactured under strict quality management system and all can pass H2 test and compliant with UN standards. For your added assurance, we offer one-year warranty for all products. Our products are exported to Europe,USA and Asia countries, and we are expanding our sales market to the Middle East, Africa and Brazil.