Dabba offers free local calls to the people of Orange Farm, a township near Johannesburg where it has built its first network.

Dabba向位于约翰内斯堡附近的Orange Farm镇的人们提供本地免费电话，在那里Dabba建立了它的第一个网络。

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Before leaving we also wandered to Orange Street, which played a part in the National Underground Railroad, the network via which southern slaves escaped to freedom before and during the Civil War.

离开前我们在橙街上游逛，这里是“全国地下铁路网”的一部分，内战前南方的黑奴通过这里逃到北方获取人生自由。

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Meanwhile companies are reporting a huge growth in the use of text messaging - 200 million messages were sent on the Orange network alone in March.

BBC: Children using mobile phones

There are around four million mobile subscribers in India, with between one to two million on the Orange network, which is known as Hutch outside of Mumbai.

BBC: news via text reaches India

And there is the small matter of his father, Li Ka-Shing, Hong Kong's richest tycoon and a force in telecoms thanks to his ownership of Hutchinson Whampoa, which last year made a fortune selling its stake in the Orange mobile network in Britain to Germany's Mannesmann.

ECONOMIST: The messiah of cyberasia