GLOBALink | Exploring Karez wells Ep. 2: Dredging in 30-m-deep underground channel

In Turpan, Xinjiang, one of the driest and hottest places in China, local people have been using Karez wells as water sources for generations. In this episode, Xinhua's Zhao Chenjie went underground to show why dredging Karez wells matters. #GLOBALink