In a written set of instruction, Li urged relevant bodies to showcase their work in an effort to build a long-term food safety system and improve honestly in the food industry.
He also urged the strict punishment of those involved in food safety crimes.
In the same week, a senior food safety official in Shanghai has called for harsher penalties to prevent repeat food safety cases.
As part of the campaign, which has received backing from Vice-premier Li Keqiang, government departments will hold events to showcase their efforts, and food manufacturers will be schooled on relevant regulations to increase their awareness and credibility.