Workers make rice cakes at a food factory in Zhuangzhi Village of Haian, east China's Jiangsu Province, Jan. 16, 2021. Workers in Haian are busy making rice cakes to meet customers' growing demands as the Spring Festival approaches. (Photo by Xiang Zhonglin/Xinhua)

Workers move rice cakes out of the steamer at a food factory in Zhuangzhi Village of Haian, east China's Jiangsu Province, Jan. 16, 2021. Workers in Haian are busy making rice cakes to meet customers' growing demands as the Spring Festival approaches. (Photo by Xiang Zhonglin/Xinhua)

A worker makes rice cakes at a food factory in Zhuangzhi Village of Haian, east China's Jiangsu Province, Jan. 16, 2021. Workers in Haian are busy making rice cakes to meet customers' growing demands as the Spring Festival approaches. (Photo by Xiang Zhonglin/Xinhua)

A worker makes rice cakes at a food factory in Zhuangzhi Village of Haian, east China's Jiangsu Province, Jan. 16, 2021. Workers in Haian are busy making rice cakes to meet customers' growing demands as the Spring Festival approaches. (Photo by Xiang Zhonglin/Xinhua)

Workers make rice cakes at a food factory in Zhuangzhi Village of Haian, east China's Jiangsu Province, Jan. 16, 2021. Workers in Haian are busy making rice cakes to meet customers' growing demands as the Spring Festival approaches. (Photo by Xiang Zhonglin/Xinhua)

A worker makes rice cakes at a food factory in Zhuangzhi Village of Haian, east China's Jiangsu Province, Jan. 16, 2021. Workers in Haian are busy making rice cakes to meet customers' growing demands as the Spring Festival approaches. (Photo by Xiang Zhonglin/Xinhua)

A worker makes rice cakes at a food factory in Zhuangzhi Village of Haian, east China's Jiangsu Province, Jan. 16, 2021. Workers in Haian are busy making rice cakes to meet customers' growing demands as the Spring Festival approaches. (Photo by Xiang Zhonglin/Xinhua)