The critical words here are “gun positions”.
Remember the fight was hand to hand using clubs because the current treaty/agreement is that the LAC is kept weapons free.
https://timesofindia.indiatimes.com/...w/76597732.cms
India-China standoff: Satellite images, reports indicate PLA set up camp at clash site
NEW DELHI: Latest commercial satellite images and ground reports indicate Chinese troops are back on Indian territory in the Galwan Valley region in eastern Ladak, setting up a much larger camp with gun positions in place of the observation post that was destroyed by Indian troops in the bloody clash of June 15th.......