"Chief Instructor Chen, what kind of medicinal pill are you planning to refine?" Quan Zhixi asked with a tone of feigned concern.
At his question, Lu Xiuhua also looked at Chen Xuan with a curious expression. As the logistics instructor, she had no idea what type or effects the pills being refined by this newly arrived chief instructor would have.
Chen Xuan had originally intended to ignore Quan Zhixi, but seeing that both of them were curious, he spoke calmly: "I am refining Huichun Dan, a pill capable of cleansing the marrow and strengthening the tendons for special forces soldiers."
Chapter 775