One of them can be understood as 'not keeping the benefits to oneself'; specifically for BEC, it means that the major share of benefits should first go to one's own people.
But Geweil is too greedy, leveraging both inside and outside the market. If he cashes out in the future, Cheng Daqi and his partners would end up being the ones carrying the palanquin.
Actually, with the sell-off restrictions in place, this issue wouldn't be too troublesome.
However, Niusen's group is key to Cheng Daqi's future layout in San Rodolfo, or rather, Niusen himself is key.
So, while distributing a large sum of money to others, Cheng Daqi chose to decisively make a move on Niusen.
The reason why a mutual step back and a win-win scenario with Niusen cannot be achieved is seemingly obvious now.
Niusen and the California Clique have conflicting interests, and Cheng Daqi, as the leader of his own amassed forces, aligns his interests with the growth of this power.