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Post and telecommunications are comparatively advanced. Computer-controlled telephone lines link Xining, and most prefectures and counties in the province to other parts of the country and to more than 160 foreign countries. Wireless telecom services have also developed rapidly. The transmission system has utilized cables, microwaves, and satellites. The province is accessible via Internet.
The Lanzhou-Qinghai and Qinghai-Tibet railway trunks along with 59 special railway lines, all totaling 1,300
kilometers, run east and west through the province. At the end of 1999, the passenger-transport volume reached 2 million, and the cargo volume reached 5.85 million tons.
The operational highways total 17,200 kilometers, and the highway transport network with Xining at the center radiates to all parts of the province.
The civil aviation air routes total 10,000 kilometers, and the province has flights from Xining to Beijing, Urumqi, Lanzhou, Xi’an, Guangzhou, Chengdu, Shanghai, and Lhasa.