The Chinese, in practice, do not give the constitution almost any weight.

For example: The constitution promises freedom of religion. It doesn't take much search to find out how patently false this is...

Wikipedia: "Though technically the "supreme legal authority" and "fundamental law of the state", the ruling Communist Party of China has a documented history of violating many of the constitution's provisions and censoring calls for greater adherence to it. Furthermore, claims of violations of constitutional rights cannot be used in Chinese courts, and the National People's Congress Constitution and Law Committee, the legislative committee responsible for constitutional review, has never ruled a law or regulation unconstitutional."

Chinese (Russian, Venezuelan) constitution does not worth paper it has been printed on. Authoritarian regime has any tools to override any statement of constitution, and face no consequences. Rights are for party bosses, responsibilities for the people.

Without separation of powers, even the best constitution is worthless.

The PRC constitution guarantees freedom of speech, press, assembly, religion, etc. (articles 35 and 36), so... uh...

As democracy is in N.Korea