HONG KONG -- Mainland Chinese residents are crossing the border in droves to receive vaccinations in Macao, while neighboring Hong Kong recently has relaxed its rules to allow visitors to receive the mRNA shot.
China has not been able to develop its own mRNA vaccine and has not approved foreign mRNA vaccines for its citizens. However, the state's vaccine regulator recently allowed German expatriates to receive BioNTech vaccines. Both special administrative regions offer BioNTech.