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Cooperation promoted in agriculture, energy, aviation, finance, innovation
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Construction also began in 2016 on a 53.2-km extension of the Beijing-Zhangjiakou railway to Hebei's Chongli district, where most of the Olympic skiing events will be held. The trip from Zhangjiakou to Chongli will take 25 minutes.
Corn planting area shrank by 3.6 percent, while that for beans increased by 6.7 percent in 2017, NBS data showed.
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来源：资阳报