Please explain how China has any power to block this ? Company is in Singapore.
Do what ? CCP to kidnap founders family members still in China, which would not surprise me.
When the US says something is illegal, at times, it cannot enforce it as the actors are beyond its reach. If or when, those actors step onto US soil or a country with an extradition agreement with the US, then they will be arrested and tried.
Unless you have evidence that family members are threatened or arrested m, please don’t make comments like that. It’s not useful for the discussion here.
https://en.wikipedia.org/wiki/Extradition_law_in_China