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Yao Yage, head of China-Kazakhstan crude oil pipeline's operation center in the Alataw Pass, works at the operation center in the Alataw Pass, northwest China's Xinjiang Uygur Autonomous Region, July 4, 2018. (Xinhua/Zhao Ge)
Xinhua Headlines: China's border areas at forefront of opening-up
Source: Xinhua| 2018-12-10 21:42:17|Editor: Liangyu
