Datang Telecom, a public-listed high-tech enterprises, is the leading communication equipment manufacturer and service provider covering the widest spectrum of telecommunications in China. With industrial bases in ...

card. 5.Maintain Original sim card STK menu function. 6.Two number auto switch on line, easily set the on line time. 7.Display the on line number in screen. 8.Keep Call records function. 9.Support GSM and 3G-USIM ...

card products are: Smart Card, EM Card, Alien ID cards, access cards, parking cards, household cards, magnetic cards, IC card (contact and non-contact), ID card, M1 card, CPU card, T5557 card, SIM card , USIM cards, ...

Shensun Teconology Ltd, is leading developer and manufactuer of smart card and card involved products in Shenzhen City, China. Our products mainly include SIM/USIM/UIM card, card adapter, card reader, ...

card service development, USIM service development environment, and other tools to aid the software development. In terms of communication software development, OSPF, BGP, Megaco, SIP is being developed along with ...