The ancient rocks, away more than 1km from center of Hang Chu commune, include 4 large stones spaced from 5m to 16m and many smaller stones scattered from top to base of the mountain. It has a lot of patterns on the surface of 4 large stones, reflecting life and nature such as: Rice fields, streams, spiral, etc. Today, Hang Chu ancient rocks is protected and researched, and becoming aplace of worship of native people.

The Hang Chu ancient rocks is ranked as national relic in 2014.