C28 The Pill Maker Ye Xiao Yang

Ye Yang curled his lips and casually flipped his palm.

"Host, read the 'Advanced Pill Refining Theory', 'Basic Alchemy. Upgrade to 'Advanced Pill Refining', automatically maxed out."

In an instant, countless knowledge flooded into Ye Yang's mind. It was many times more profound and profound than the knowledge of the Basic Alchemy