Harvesters reap wheat at a farm in Central China’s Henan province, June 4, 2018.[Photo/Xinhua]

Workers shovel wheat at a farm in Central China’s Henan province, June 4, 2018.[Photo/Xinhua]

Farm workers shovel wheat at a farm in Central China’s Henan province, June 4, 2018.[Photo/Xinhua]

Harvesters reap wheat at a farm in Central China’s Henan province, June 4, 2018.[Photo/Xinhua]

A harvester reaps wheat at a farm in Central China’s Henan province, June 4, 2018.[Photo/Xinhua]