The two young men constantly refine Supreme Elixirs in the space, occasionally using other times to refine other items. They do not need to sleep or rest, nor do they need to cultivate deliberately!
When Jiang Tang's main body's abilities improve, his avatar's abilities improve as well, especially since the main body possesses a powerful cultivation technique that allows them to automatically absorb external energy!
Jiang Tang entered the space within his body. Having not been inside for a day, he found that his space had expanded again. However, this realization did not bring him joy; whether it became larger or could accommodate more items or space, there would always be more resources.
For the wealthy, when money becomes just a number, there's no longer that sense of excitement!