德龙激光(688170.SH)：有少量航天航空相关业务
Delphi Laser(SH:688170) Ge Long Hui·2025-12-24 08:09Group 1 - The company, Derlong Laser (688170.SH), has a small portion of its business related to aerospace and aviation, but this segment represents a minor part of its overall operations [1]