Locals enjoy tea in Ostang Boi Teahouse in Kashgar, northwest China's Xinjiang Uygur Autonomous Region, Feb. 23, 2017. People in Kashgar has been drinking tea since more than a thousand years ago, thanks to the city's important position on the ancient Silk Road, through which merchants traded tea and other goods between China, Middle East and Europe. (Xinhua/Zhao Ge)