The question of how a state committed to Communism became the world’s biggest trading nation in markets dominated largely by capitalist countries, controlling industries and setting prices, has long been puzzling. Author Jason M Kelly, in Market Maoists, provides a sober, detailed account of the way modern China came to see that global trade could be a way to “fortify socialism … rather than degrade it.”

Made in Hong Kong seeks to reframe the city’s role in the modern history of US foreign policy and globalization by focusing on a group of “mobile, pragmatic, and adaptive” Chinese elites author Peter E Hamilton calls kuashang, or “straddling merchants”. An academic study of families whose profitable relationships straddled the US, colonial Hong Kong and China, the book provides another perspective on how this small, crowded city’s economy grew so strong so fast in the decades before the handover.

If there were an award for the best book title, Blockchain Chicken Farm would surely be in running for 2020. Xiaowei Wang leads off this collection of connected essays about technology and society with a story about how the blockchain has been deployed in China’s rural organic chicken farms to provide untamperable provenance for China’s upscale consumers.