Question

how can we say that China is not a democratic country despite holding elections regularly after every 5 years for electing the country's parliament

Answer 1

It is because the the small parties are allined with it and the people who are nominating are the members of communist party

Answer 2

China as per my information it is a country following communist government.
Communist government is a government in which there is only on party as communist party.
Their aim is to have a classless society where all citizens are treated equally