For example, in the design of laboratory test-bed, Big Oak Group aims to meet the needs of people and machines, and comprehensively considers ergonomics, space design, operation interface design and other theories to design and transform the test-bed. Big Oak Group provides a comfortable operating environment, excellent visual effects and a platform for propagandists. On the basis of ensuring the experimental requirements, an experimental platform is designed, which can meet both experimental performance and human-computer requirements.