Immortality Begin With Alchemy Grandmaster (novelfull.net)

The mountain man, an immortal, roams the peak of Qingyun. In the furnace of Yin Yang, he refines, The Great Dao Path stirs within his heart. Luo Chen traverses through the Cultivation World, empowered with a Proficiency Panel. With pill refinement and Qi refinement, he steps towards the Path of Longevity.