*The Nine Chapters on the Mathematical Art* is an ancient Chinese mathematics text compiled over many centuries, with its final form likely completed by the 1st century CE. It is one of the earliest s
A 26-storey pig farm in Ezhou, Hubei province, China, is set to become the world's largest, with a capacity to slaughter 1.2 million pigs annually. Operated by Hubei Zhongxin Kaiwei Modern Farming, th