Group 1 - The 2025 China Rally Championship, known as the "环塔国际拉力赛," officially commenced in Aksu, Xinjiang, with Great Wall Motors participating with ten factory production vehicles across three brands: Haval, Tank, and Great Wall Pickup [1] - This marks the first multi-brand participation by Great Wall Motors in the rally since winning the championship in 2015, showcasing a mix of gasoline, diesel, and new energy vehicles [1] - The rally spans 13 days with a total distance of approximately 4500 kilometers, including 2350 kilometers of special stages, primarily through desert terrain (65%) [1] Group 2 - Great Wall Motors' CTO, Wu Huixiao, emphasized the importance of using rigorous events to validate product reliability and durability, aiming to enhance the development of mass-produced models for global markets [1] - The company has invested over 500 million yuan in engine performance testing facilities since 2002, demonstrating a commitment to comprehensive engine research and development [1] - Chairman Wei Jianjun highlighted the value of the rally in obtaining extensive chassis data and tuning experience, which can be transformed into quality improvements for mass-produced vehicles [2]