This is ridiculous.
The only way to understand how well a nation is doing is to compare it to other nations. That's the basis of every national metric there exists, from economy to military to crime.
There's a reason corporations issue voluntary recalls, and it's not because they're particularly moral. It's because issuing recalls is cheaper than losing a class action lawsuit.
In order for China to reach the same level of consumer confidence, China needs to implement similarly grave consequences for companies that sell unsafe goods.
The problem is not the severity of punishment. The perpetrators of the 2008 melamine milk powder scandal were executed. 200 people were arrested in connection with the 2016 Shandong vaccine scandal.
China's problem is something else. China is the only country to have had vaccine scandals in history. There's really no way to sugarcoat this.