If the scale of Red Butterfly is driven mainly by economics, then this Underground Black Boxing is certainly one of their sources of income.
Before successfully infiltrating Red Butterfly, Xiaofan must effectively strike at their economic resources during any spare time.
Those shareholders have already been listed, yet, this underground boxing is also a good target to hit.
Here, it's impossible to encounter so-called experts, and given the strengths of Xiaofan and Li San, they can definitely hold their ground steadily.
However, it's unclear to what extent they must persevere before the other side will select them; for now, they must just proceed cautiously step by step.