Become Strong
Tingakan Cultivation
Earth Stage
the Qi Refining
the Qi Foundation
At this Earth Stage each has five levels and then goes to the Sky Stage.
Sky Stage
the Golden Core
the Soul Foundation
These three Heavenly Stages were divided into ten tiers ranging from Golden Core to the end that was the True Foundation.
And currently Jun was at the final level of Qi Refining with his extremely high comprehension of martial arts.
This is the cultivation level in the novel Being Strong.