Photo taken on Mar. 24, 2021 shows kelp harvested in eastern China's city of Rongcheng. The kelp ushered in peak harvest season and the farm work processed smoothly in the region of Shidao, Xunshan and Lidao. (Yang Zhili/Guangming Picture)

Photo taken on Mar. 24, 2021 shows kelp harvested in eastern China's city of Rongcheng. The kelp ushered in peak harvest season and the farm work processed smoothly in the region of Shidao, Xunshan and Lidao. (Yang Zhili/Guangming Picture)

来源：GMW.cn