C2859 Mystic Temple Spirit Realm

After Xiao Teng left, Mu Qing began to work on upgrading his secret medicine.

The more he worked, the more energy he needed to evolve his secret medicine. However, Mu Qing still didn't have enough energy left.

However, he didn't care. The Thousand Treasures Trading Company was now very large, and it wouldn't be long before he could gather the energy he needed to evolve his secret medicine