As I said, I am not going to tell you whether or not I have Chinese Identity Paper, I can tell you is that I can go to China and live in that house I keep telling you about indefinitely.
As for whether or not Chinese Allow Dual Citizenship, you probably need to ask Elieen Gu that question and see if she renounced her US citizenship? Bear in mind, renouncing US citizenship is a public record you can look up. And according to the latest version of INS database, she had not, so how did she represent China? So does almost all the member of Chinese Ice Hockey Team? Ask them have they renounced Russian, US, and Canadian Citizenship??