Do third party reproduction in America intervention legal, would violate the laws and regulations Chinese?

In the third USA reproductive intervention, because not in violation of federal law and in accordance with the provisions of America, most state laws and regulations. Therefore, it is legitimate. About whether or not in violation of laws and regulations in children China, before returning to the parties and the third party, medical organizations will sign a series of contracts, and the performance of the contract and the act occurred in American, not in the China, not be governed by the laws of China; in children after returning home, the children have to USA passport, in a series of actions America are still belongs to American jurisdiction, and China have no relationship. So the implementation of the third party reproduction of interventional therapy in USA, does not violate laws and regulations in Chinese.