金道科技：开发的推土机变速箱和终传动产品主要为满足国内大型推土机传动系统的国产化需求

Group 1 - The core viewpoint of the article is that Jindao Technology (301279) is developing a gearbox and final drive products for bulldozers to meet the domestic demand for localization in large bulldozer transmission systems, which have high added value [1] - The company is currently in the prototype testing phase for these products [1] Group 2 - The products are specifically designed to satisfy the needs of the domestic market for large bulldozer transmission systems [1] - The focus on localization indicates a strategic move to enhance domestic manufacturing capabilities in the heavy machinery sector [1]