Changjiang Securities·2026-01-18 14:23Investment Rating - The report maintains a "Buy" rating for Weichai Power [9] Core Insights - Weichai Power is actively transforming its business by focusing on data center backup power diesel engines (large bore) and primary power SOFC, capitalizing on the global AI wave. The large bore business is entering a rapid growth phase, and SOFC has strong overseas demand with intention orders already secured. The company is expected to achieve net profits of 12.54 billion, 14.03 billion, and 15.21 billion yuan from 2025 to 2027, corresponding to PE ratios of 14.5X, 13.0X, and 12.0X respectively [3][8] Summary by Relevant Sections Opportunities - The rapid development of AI is driving an increase in data center installations. In an optimistic scenario, the US and China are expected to add 41.7 GW and 14.1 GW of data center capacity by 2030. Diesel engines are projected to be the main backup power source for data centers, with market sizes of 47.2 billion yuan and 19 billion yuan in the US and China respectively by 2030 [6][21][30] Transformation - Weichai has strategically positioned itself in the large bore and SOFC markets. The company acquired the French Baudouin engine company in 2009, enhancing its capabilities in large bore engines. The sales of its M series large bore engines have surged, with over 7,700 units sold in the first three quarters of 2025, a year-on-year increase of over 30%. The company has also entered the supply chains of major domestic telecom operators and expanded its production capacity to 20,000 units by September 2024 [7][70][76] Investment Recommendations - Weichai Power is well-positioned to become a leader in both primary and backup power sources amid the AI wave. The large bore business is experiencing rapid growth, and SOFC has significant future potential as it is expected to achieve scale production by 2027. The projected net profits for 2025-2027 indicate strong financial performance, reinforcing the "Buy" rating [3][8][60]