YOU SAID:

what if i’m from China then that’s just wrong

INTO JAPANESE

もし私が中国から来たなら、それはただ間違って

BACK INTO ENGLISH

If I came from China, it's just a mistake

INTO JAPANESE

私が中国から来たのなら、それはただの間違いです

BACK INTO ENGLISH

If I come from China, that is just a mistake

INTO JAPANESE

私が中国から来たのなら、それはただの間違いです

BACK INTO ENGLISH

If I come from China, that is just a mistake