According to the news from Shaanxi Aerospace Power, recently, the High-power Hydraulic Machinery Transmission Gearbox Appraisal Review Meeting was held by the Shaanxi Aerospace Power Hi-tech Special Transformer Division. The experts at the appraisal review unanimously agreed that the high-power hydraulic machinery transmission gearbox meets the product appraisal standards and requirements, and approved it through the product appraisal review. The high-power hydraulic machinery transmission gearbox system is complex, with high technical difficulty, strong innovation, independently controllable core key technologies, and comprehensive technology reaching the domestic leading level, which can be widely used in medium and heavy-duty vehicles and special vehicles. This product appraisal review has promoted the localization process of high-power hydraulic machinery transmission gearboxes, laying the foundation for subsequent batch supply of products.