[Purpose/significance] With the help of the symbiosis ideology, this paper explore the ideal model of open government data in combination with the COVID-19, so as to accelerate the development process of open government data and realize the "human health community" at an early date. [Method/process] Firstly, it defines the elements of government data openness--data, people, institutions and platforms; Secondly, it divides the basic types of symbiosis model of open government data and discusses the evolution path of symbiosis model of open government data; Then, from the organizational and behavioral dimensions, the evolution process of the symbiosis model of open government data during the incubation period, outbreak period and control period of the COVID-19 are discussed; Finally, the symbiosis model of open government data are reconstructed from the organizational and behavioral dimensions.[Result/conclusion] From the organizational dimension, open government data is a new data-driven government opening action and process. From the behavior dimension, open government data is a "community of destiny" with data as the link which is formed by the integration of three elements: people, institutions and platforms.