What if he "believed fidelity was the wrong move" and that he'd end up divorced eventually anyways?
When is disloyalty and dishonesty immoral?
The relationship with his wife is neither here nor there, unless she wants to make it public. If she feels betrayed, wants a quick buck, or otherwise wants to for any reason, she will sue for divorce and, considering the publicity of the cases, she should get a favourable judgement.
It’s easy to impose our morals on others. But more than half of republicans believe that gay sex is immoral just as strongly as you believe that adultery is.
I'm trying to point out the inconsistecy with the OP who implied sanctions evasion is not implicitly immoral but that "cheating" is.
Huang may have had an agreement with his wife that this was fine.
But he did not have an agreement with the justice department to flaunt the law and funnel GPUs to China.