... after-sale service. credit card usb stick 1.low price and nice card usb 2.CE,ROHS,FCC. ... delete10.the advertisement file can be anto-play when plug usb into the computer11:Payment: ... management philosophy, SRX has built a diversifying enterprise which includes planning, designing, developing,producing and selling ... Shenzhen SRX Technology Co., Ltd. was founded in 2002. Our registered capital is RMB 500, ...