The phrase 'mission of promoting' is correct and usable in written English.
You can use it when talking about an assignment, purpose or goal related to furthering an idea, cause or product. For example, "Our company has a mission of promoting cultural understanding across nations."
INSEC is a Nepali non-governmental organization (NGO) with the primary mission of promoting policies, institutions and capacity that contribute to the protection and promotion of human rights.
We are called upon to continue this mission of promoting unity in diversity..
The tumult, of course, has detracted from the Girls' original mission of promoting women in the arts.
If their intention was to deter us from our mission of promoting peace and security in the Middle East, they will fail, utterly.
State is now putting in place a statewide system of 13 urban cultural parks, all having the mission of promoting preservation, recreation, education&economic development.
This project threatens to set us back to an age in which political power was ascribed the mission of promoting a religious confession, or of changing it.
In my work at civil and human rights organizations, I have observed that the shortage of disadvantaged minorities is a disservice to their very missions of promoting equality and justice.
A number of these organizations have justified the new policies as advancing their institutional missions of promoting personal well-being and finding ways to reduce the growth in health care costs.
The NRC was created in 1974 when Congress abolished the U.S. Atomic Energy Commission after deciding that the AEC's dual missions of promoting and at the same time regulating nuclear power were deemed a conflict of interest.
Instead, the store, which has a mission statement of promoting nonviolence, sells hats and shirts and jogging shorts embossed with the Survivor Tree and the slogan "On American Soil".
Yet, thanks to America's Human Rights Initiative of 1997, Southcom has been in charge - surely at the cost of more sensible missions - of promoting a human rights model program for military forces.
