A 2,000 kilometer Chinese railway to Tibet has generated millions of dollars in Canadian foreign investment, but also new concerns for the future of Tibetan Autonomous Region. During a briefing yesterday in Ottawa, the International Campaign for Tibet called on Canadian companies like Bombardier Inc., which manufactures train cars for the railway to ensure Tibetans are benefiting from the $4.2 billion project. Since railway service began 18 monhts ago, the railway which links China's northwest Qingha province with Tibet's capital, Lhasa.