The forty-fifth year, Lin Xing finally improved his Chi Cheng Mountain Moving Strength to the sixth level. His Pure Yang Primordial Spirit's might surged, and his spiritual thoughts, with every movement, could easily move mountains and fill seas.
The fiftieth year, Lin Xing continued to expend his mind and spirit to comprehend the mysteries of Chi Cheng Mountain Moving Strength and cross-verify it with the Kunxu Mountain Moving Strength. Although he occasionally gained insights, something was always missing.
...
With the breakthrough to the sixth level of Chi Cheng Mountain Moving Strength, Lin Xing could feel his spiritual thoughts climbing with each passing moment.
Spiritual Thoughts: 115.3→289.5
Feeling the surge in his spiritual thoughts, Lin Xing thought to himself, "Unlike the robust Primordial Spirit of the Kunxu Mountain Moving Strength, is Chi Cheng Mountain Moving Strength for increasing the power of the Primordial Spirit?"
