C530 To Share Longevity

Chu Xuan could feel Jiang Muyan's worry, but didn't he also have such worry in his heart?

Thinking about this, Chu Xuan silently asked in his heart: "System, can I pass down the cultivation technique I obtained to others?"

"No." The system's voice was extremely cold, but it was quickly followed by, "However, you can create your own Immortal Cultivation Technique to teach others