Before ye Kong left, he gave a jade invitation to the eight princes.

this jade Cambodia is the air purification method of the cloud family of Hongmeng. At the prompt of Xuanyuan Hong, the eight Prince is the best way to cultivate this low skill.

of course, the eight princes followed Ye Kong's advice. Later, they went into the deep of Baozhou by themselves and began to study refining. In fact, it's not difficult for the eight prince to learn this kind of low-level magic, but he went back to study it carefully and found that it's still difficult. The biggest difficulty of

is to understand the rationality of air...