After traveling to work in various places, the couple A Viet May and A Viet Thi Mai decided to return to their hometown to invest in livestock farming and production. Their herd of pigs grew, their rice fields turned green, and the house became lively again with the sounds of family members' voices and laughter.

After a period of phase 2 excavation of the Mount Ban relic, experts have discovered many more layers of foundation, sandstone, broken bricks... From these discoveries, it can be determined that the altar of heaven in Mount Ban in the Tay Son period had a simple construction technique, taking advantage of the natural rocky terrain.