Original sentence: During the later epoch, the Chinese lost their secret as the Koreans, and the Japanese succeeded in discovering how to make silk.Recent archaeological discoveries in Harappa and Chanhu-daro suggest that sericulture, employing wild silk threads from native silkworm species, existed in South Asia during the time of the Indus Valley Civilisation, roughly contemporaneous with the earliest known silk use in China.Silk, known as Pattu in southern parts of India and Resham in Hindi/Urdu, has a long history in India
Edited sentence: During the later epoch, the Chinese lost their secret as the Koreans, the Japanese, and later the Indians succeeded in discovering how to make silk