Core Viewpoint - Silver Dragon Co., Ltd. (603969) has highlighted its subsidiary, Shaanxi Aviation Hard Alloy Tools Co., Ltd., as a specialized enterprise focused on the research, production, and service of hard alloy materials and cutting tools, primarily serving the equipment manufacturing sector [1] Group 1 - The company is dedicated to providing hard alloy cutting tools and supporting services [1] - The products of Shaanxi Aviation Hard Alloy Tools are mainly applied in various fields including aviation, aerospace, engines, automotive, high-speed rail, and steam turbines [1]