TradingKey – On July 27, China’s leading memory chip maker ChangXin Technology (SSE: 688825) officially debuted on the Shanghai Stock Exchange’s STAR Market, with its shares highly sought after by investors on its first day of trading. The company’s IPO price was 8.66 yuan, and it opened at 49.50 yuan, representing an increase of 471.59% from the offer price; intraday, the stock once slid to 38.11 yuan before rebounding quickly to reach a high of 55.03 yuan. As of the midday close, the stock stood at 54.65 yuan, up 531.06%, with a total market capitalization of approximately 3.66 trillion yuan (about 540 billion USD), making it briefly the most valuable listed company in the A-share market.

ChangXin Technology share price performance,…