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Globally, Yanchai (燕钗 , Yanchai , ญาณชัย ) is a rare mostly feminine, but infrequently boy's given name. The first name Yanchai is habitual in China, where it is a very rare dominantly feminine, but uncommonly masculine name, and Thailand, where it is a very rare male name. Very seldom, Yanchai is the last name as well as the forename.