At its peak, Shi Zhengrong's net worth was as high as 18. 6 billion yuan, making him the richest man in mainland China. Everything seems to be back to where it started. Now that 8 years have passed, the silent. He graduated from the Changchun Institute of Optics and Fine Mechanics (now Changchun University of Science and Technology) and the Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, and holds a PhD from the University of New South Wales, Australia. 6 billion, and he made a comeback after bankruptcy. In the past, he appeared on the field with a. Li Zhenguo (born 5 January 1968) is a Chinese billionaire and businessman, the founder and the president of LONGi Green Energy Technology, which specializes on photovoltaic solar modules. After graduating from Lanzhou University, Li Zhenguo started working at the Huashan Semiconductor Materials. Luo Liguo, the 'Silicon King' and former richest man in Ningbo, faces a financial crisis as his company, Hosesun Silicon, loses 80% of its market value. Plagued by a 3 billion RMB loss in 2025 and regulatory warnings over undisclosed transactions, the firm's downfall highlights the broader. Cao Renxian, the company's founder, is the wealthiest person in Bloomberg Billionaire's global alternative-energy index. Cao Renxian is one of China's richest men in an industry the world can't live without, yet almost no one outside the business knows his name.