HK Stock Market Move | Weichai Power (02338) rose more than 5% again, becoming a constituent stock of the Hang Seng Index. In the first half of the year, sales of diesel generators in data centers surpassed the total for the entire previous year.

Weichai Power (02338) rose over 5% again. As of the time of this report, it was up 4.69%, trading at HKD 33.46, with a transaction volume of HKD 154 million. In related news, on September 7, Weichai Power officially became a constituent stock of the Hang Seng Index. This was the result of the quarterly review announced by the Hang Seng Index Company on August 21, increasing the number of constituent stocks from 93 to 95. Analysts pointed out that passive products tracking the Hang Seng Index series will adjust their portfolios according to the new weights, and newly included stocks are typically subject to passive buying. Huachuang Securities noted that Weichai Power sold 65,000 power generation products in the first half of the year, a year-on-year increase of 31%. Among these, 6,700 units of the M series large-cylinder engines were sold, reflecting a year-on-year growth of 32%. During the same period, the sales of data center gas generators exceeded 1,400 units, surpassing the total for the entire year of 2025, and successfully penetrated the core supply chains of top global data centers and leading cloud service providers. The data center gas generators have successfully passed CE and UL certification, and SOFC has signed cooperation agreements with customers in Europe, Asia, and the Pacific regions.