| Journal Call no. | HE8421.C48 |
|---|---|
| Author | Zhang, Jiahua. |
| Article Title | Cosmopolitan Shanghai : an infoport in the making / Zhang Jiahua. |
| Is Part Of | China telecommunications construction ; v.11, no.2, Mar/Apr 1999, p.20, +3p., illus. |
| Abstract | The article reviews the development of early Digital Data Network (DDN) in Shanghai, as well as X.25 public switching packet data network (PSPDN), frame relay network, ATM broadband data network and IP network. |