1, short for DFA:Design for assembly, refers to the design of products at the product design stage to ensure that products have good assemblability, simple assembly process, high assembly efficiency, high assembly quality, low assembly defect rate and low assembly cost.

2.NFA: a non-commercial independent institution for futures and foreign exchange trading in the United States.

Second, the submission time is different.

1, DFA: 1977, Professor Jeff Busroyd first put forward the concept of Design for Assembly (DFA), which was widely accepted.

2.NFA: The establishment time is 198 1 year.

Third, the roles are different.

1, DFA: Assembly-oriented design adopts a series of design criteria that are beneficial to assembly, such as simplifying product design and reducing the number of parts, and cooperates with assembly engineers to simplify product structure and make it easy to assemble, which lays a foundation for improving product quality, shortening product development cycle and reducing product cost.

2.NFA: stipulates the registration of futures industry associations and CFTC's supervision of futures industry self-regulatory management associations.

Baidu encyclopedia -NFA

Baidu encyclopedia -dfa