11 July 2021. Epidemic controls in parts of China’s southwestern province of Yunnan were tightened over the weekend as the region scrambled to contain a Covid-19 outbreak on the border with Myanmar. This time amid fears over spread of the more transmissible Delta variant. Yunnan also borders Laos and Vietnam. https://www.scmp.com/news/china/politics/article/3140685/china-tightens-covid-19-controls-myanmar-border-amid-delta