Group 1 - The new wealth ranking in Shaanxi province has placed Fan Daidi and her husband Yan Jianya as the new richest individuals with a combined stock value exceeding 45 billion RMB [1][2] - Their wealth is primarily derived from their holdings in two listed companies: Juzi Biotechnology and Triangle Defense, with Juzi Biotechnology valued at approximately 77.3 billion RMB and Triangle Defense at 14.7 billion RMB as of May 12 [2] - The couple controls 56.5% of Juzi Biotechnology through Juzi Holding and holds 13.77% of Triangle Defense, translating to a total holding value of 45.7 billion RMB [2][4] Group 2 - Juzi Biotechnology, co-founded by Fan Daidi and Yan Jianya, has become the largest collagen protein company in China and one of the largest globally, with a successful IPO in November 2022 [12] - In 2022, Juzi Biotechnology reported revenues of 5.539 billion RMB, a year-on-year increase of 57.2%, and a net profit of 2.062 billion RMB, reflecting a growth of 42.1% [14] - The company achieved a gross profit margin of 82.09%, indicating strong profitability in its operations [14] Group 3 - The couple's wealth ranking is influenced by fluctuations in stock prices, with notable changes in the wealth of other prominent figures in the region, such as the founders of Longi Green Energy [5][6] - Fan Daidi has a significant academic background, having served as the dean of the School of Chemical Engineering at Northwest University before becoming the vice president [9][11] - The couple's business success is attributed to their academic and research expertise, particularly in the field of biotechnology [12]