In the novel "One Hundred Thousand Years of Gas Refining", Xu Yang has been refining gas for 100,000 years, and finally reached a soaring level through gas refining practice. This scene appears in chapter 66.

Xu Yang's road to cultivation is to accumulate and improve step by step from the beginning. He experienced many challenges and hardships in the process of cultivation, and finally succeeded in Du Jie and reached the peak.