Hong Kong stock market anomaly | China National Heavy Duty Truck Group Co., Ltd. (03808.HK) rises more than 4%, May heavy truck market increases by 16% year-on-year. Institutions are optimistic about the company's export business performance.

According to the Securities Times APP, China National Heavy Duty Truck Group Co., Ltd. (03808.HK) rose more than 4%, with a rise of 4.03% as of the time of publication, reaching 43.4 Hong Kong dollars, with a trading volume of 361 million Hong Kong dollars.