中国重汽：目前，新能源重卡行业使用的为液态电池

Group 1 - The core viewpoint of the article is that China National Heavy Duty Truck Group (China National Heavy Truck) is currently sourcing liquid batteries for its new energy heavy trucks from third-party suppliers or affiliated companies [1] Group 2 - The company responded to investor inquiries on October 21 regarding its procurement strategy for liquid batteries in the new energy heavy truck sector [1]