But will it? Do you have any evidence at all to support the idea that responding negatively to a poll will get people jailed or that that is a fear of Chinese people? You've constructed a perfect rhetorical shield, where high support of the government is proof of low support of the government. But it doesn't match with the data. The second link explicitly discusses the change over time in government approval and how it correlates with material changes in what the government does and delivers.