Group 1 - The core viewpoint of the article is that Tonglian Precision (688210.SH) is currently focusing on the production of precision components for drones, such as gimbal support brackets and counterweights, primarily using MIM (Metal Injection Molding) technology [1] Group 2 - The company has recently engaged in specific object research, indicating a proactive approach to understanding market needs and technological advancements in the drone industry [1]