Zhang Yin

Zhang Yin, also known as Cheung Yan, is a Chinese businesswoman and one of the richest people in greater China. As of 2013, she ranked as the fourth richest woman in Mainland China, and 24th richest overall, according to the Hurun Report China Rich List 2013. She is the founder and director of the family company Nine Dragons Paper Holdings Limited, a recycling company that buys scrap paper from the United States, imports it into China, and mainly turns it into cardboard for use in boxes to export Chinese goods. The company is China's biggest paper maker.