Shenzhen Troy Electronic Technology is one of the most professional suppliers and manufacturers in Shenzhen specializing in the research and manufacture of USB flash drives and MicroSD cards. Our 155 staff and 1, 500-square-meter factory can provide an output of 200, 000 USB flash drives and 500, 000 MicroSD cards monthly. All of them are CE- and FCC-approved and are provided with 3 years' warranty. With years of experience in the field, we can satisfy most of the professional customers we export to in Europe, the Middle East, North America, South America and Africa.