Established in 1998 with head office in HK , WA and ISO 9002 certified factory in Shenzhen, China. Microsheng  is one of  the leading suppliers of innovative portable electronic premiums products. Microsheng is the first company in the world to marketing and manufacturing USB flash drives, our trade mark is USBDRIVE? Since 2000, Microsheng has been leading promotional and advertising market by providing innovative products and service.