A significant event occurred in the Chinese stock market, with CXMT, China's largest memory chipmaker, listing its shares in Shanghai. The company's shares saw a substantial increase, surging by a large percentage. 3 trillion yuan, making it the most valuable company on a mainland Chinese exchange.

However, its market value remains smaller than some of its international competitors. Further details about CXMT's share listing and its implications are available from the source, including information about the company's business and its position in the global market.