Farmers present a well-wishing "Qiema box", filled with mixed foodstuff, to a pair of yaks during a spring ploughing ceremony in Kere Village of Bomtoi Township, Lhasa, southwest China's Tibet Autonomous Region, March 17, 2018. Traditional spring ploughing ceremonies took place in Tibet's major cultivation areas on March 17, 2018 to pray for a year with good harvests. [Photo/Xinhua]