A staff member shows the "giant rice", a variety of hybrid rice, in Dongbaizhuang Village of Dongjituo Township, Ninghe District of north China's Tianjin, Sept. 6, 2022. About 100 mu (about 6.67 hectares) of the "giant rice" was sown in late May and is expected to enter the harvest season in October. (Xinhua/Sun Fanyue)

Photo taken on Sept. 6, 2022 shows the "giant rice", a variety of hybrid rice, in Dongbaizhuang Village of Dongjituo Township, Ninghe District of north China's Tianjin. About 100 mu (about 6.67 hectares) of the "giant rice" was sown in late May and is expected to enter the harvest season in October. (Xinhua/Sun Fanyue)

Aerial photo taken on Sept. 6, 2022 shows the "giant rice", a variety of hybrid rice, in Dongbaizhuang Village of Dongjituo Township, Ninghe District of north China's Tianjin. About 100 mu (about 6.67 hectares) of the "giant rice" was sown in late May and is expected to enter the harvest season in October. (Xinhua/Sun Fanyue)

Photo taken on Sept. 6, 2022 shows the "giant rice", a variety of hybrid rice, in Dongbaizhuang Village of Dongjituo Township, Ninghe District of north China's Tianjin. About 100 mu (about 6.67 hectares) of the "giant rice" was sown in late May and is expected to enter the harvest season in October. (Xinhua/Sun Fanyue)

A staff member shows the "giant rice", a variety of hybrid rice, in Dongbaizhuang Village of Dongjituo Township, Ninghe District of north China's Tianjin, Sept. 6, 2022. About 100 mu (about 6.67 hectares) of the "giant rice" was sown in late May and is expected to enter the harvest season in October. (Xinhua/Sun Fanyue)