According to viral social media, reverse migration is the latest Shanghai initiative to achieve ‘zero-Covid.’ In turn, the government has explicitly denied that migrant workers are being forced to leave the city, calling these posts disinformation. That said, migrant workers can apply to return to their registered hometown, specifically their hukou residence. A TikTok video (below) includes the following data (translated from above image), suggesting that 8,630,500 people (roughly the population of NYC) could be directly impacted if migrant workers leave:

Shanghai is about to Release the Flood Gates!

Anhui:         2,602,000          Guangdong:     79,000
Jiangsu:      1,504,000          Yunnan:             70,000
Henan:            783,000          Hebei:                67,000
Sichuan:         624,000          Liaoning:           63,000
Jiangxi:           487,000          Jilin:                    59,000
Zhejiang:        451,000          Guangxi:            49,000
Hubei:             408,000          Shandong:        45,000
Shandong:     370,000          Xinjiang:            29,000
Fujian:             264,000          In. Mongolia:    24,000
Hunan:            229,000          Beijing:               23,000
Chongqing:    228,000         Tianjin:                13,500
Guizhou:         148,000          Qinghai:              11,000