TOKYO -- A recent email from a longtime Chinese acquaintance living in Beijing read like a scream of frustration.
Beijing looks inward with 'dual circulation' strategy as Xi fights against virus

Beijing residents undergo PCR testing in May. The authorities have clamped down tighter in the capital recently than in early 2020. © Kyodo
TOKYO -- A recent email from a longtime Chinese acquaintance living in Beijing read like a scream of frustration.