After more than ten years' development, China's online catering service industry has a consi-derable scale and a high-frequency market demand has formed. Based on the laws and regulations about the network catering service food safety——“the network food safety illegal act investigation and punishment method” and “the network catering service food safety supervision and management method”, this paper explained the requirements about the third party platform provider of the network catering service, the present network catering service provider, the self-built website catering service provider, and the deliverers. The purpose of this paper is to promote the behavior of online catering service, to ensure the safety of the public diet, and to guide the healthy development of online ordering.