chapter 137 Master Ye Yunfei

"Wait a minute, Ye Yunfei, the elixir you refine must be designated by me. Just take the fourth-grade Green Wood Pill. All the elixirs you need are available here. " Yang Cheng said, pointing to the pile of elixirs on the platform. When Tang Feng heard this, he was stunned for a moment, and then a faint smile appeared at the corner of his mouth. Even Yan Qing's eyes narrowed. Because, among the fourth-grade elixirs, the Green Wood Pill is notoriously difficult to refine. Tang Feng...