According to the Bloomberg Billionaires index, Zhong Shanshan, the founder of the popular Chinese bottled water brand Nongfu Spring, has overtaken Alibaba founder Jack Ma to become the country’s wealthiest person. Zhong was already China’s third-richest person after his company went public earlier this month with a blockbuster listing in Hong Kong. As of Wednesday, his estimated net worth had reached $58.7 billion, surpassing Ma’s $56.7 billion, according to Bloomberg calculations. Zhong’s new status also puts him ahead of Pony Ma, who founded Tencent (TCEHY). Unlike Jack Ma and Pony Ma,...