Quality Assurance involves carefully planning and writing down every step of the manufacturing process, from choosing the raw materials to putting them together. While Quality Control makes sure that the finished goods meet the quality standards that have already been set.

Quality is the degree of excellence of something, may it be a characteristic, property, or attribute.

Materials management is a term to describe the grouping of management functions related to the complete cycle of material flow, from the purchase and internal control of production materials, to the planning and control of work in process, to the warehousing, shipping and distribution of the finished…[Read more]

Mission is what your company is doing at this very moment, while Vision states the things you hope to do in the future.
Reference:
https://www.atlassian.com/work-management/strategic-planning/mission-and-vision#:~:text=Mission%20statements%20vs.%20vision%20statements&text=Your%20mission%20statement%20is%20what,versus%20where%20you're%20going.