C1471 Soldiers at Risk

"Phew ~" After an unknown amount of time had passed, Tang Ao let out a light sigh. Until now, when Tang Ao had finally refined the lilium fructus's purity to ninety-six percent. According to Shen Nong Emperor's notes on refining pellets, this purity was already the limit of the lilium fructus. However, Tang Ao did not stop there. Previously, because he was worried that there was not enough time