Jiang is the chairman of Chongqing Zhifei Biological Products Co., a manufacturer of vaccines. The Chongqing, China-based company sells its products, including vaccines for tuberculosis and meningococcal, in more than 300 cities across the country. It reported revenue of 5.2 billion yuan ($787 million) in 2018.
Jiang Rensheng's net worth of $4.54B can buy ...
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The majority of Jiang's fortune is derived from his 60 percent stake in Chongqing Zhifei Biological Products Co., a vaccines manufacturer. The Chongqing, China-based company sells medical products in more than 300 cities across China, according to its website.
Jiang holds the shares directly and through his son, according to the company's 2019 first quarter report. About one-third of his shares are pledged, according to a filing dated July 11, 2019. Pledged shares are removed from the net wealth calculation.
The valuation of his cash investments is based on an analysis on dividends, insider transactions, market performance and taxes.
Qin Fei, spokesman of the company, declined to comment on the Jiang's net worth.
Jiang was born in Guangxi, China. Jiang is the fourth child born into a working class family. He finished high school in 1970 and returned to his village to be a teacher at a local primary school.
He enrolled at Guilin Medical University in 1977. Jiang graduated three years later and was assigned to work at a anti-epidemic facility. He worked there for 19 years before moving to Chengdu to work for a vaccine company. In June 2002, he set-up Chongqing Zhifei Biological Product Co. with four other colleagues by acquiring the vaccine company they used to work for, according to a Jan. 4, 2018 report by Chinese media outlet Jiemian.
The company gradually expanded, and began trading publicly on the Shenzhen Stock Exchange in September 2010.