Chinese city of Yiwu imposes an entire city lockdown for three days starting Aug 11

This from earlier in the week:

• China COVID update - City of Yiwu has locked down some areas

Worsening situation in the city.

Yiwu is a city in Central Zhejiang Province, East China.

• To the south of Shanghai.
• It has a population circa 2mn people.
• Yiwu is a major manufacturing export hub