According to the query of the official website of Beijing Wandong Dingli Medical Equipment Company Limited, Beijing Wandong Dingli Medical Equipment Company Limited has the business of ct bone three-dimensional imaging, ct bone three-dimensional imaging is a stereo image, not the opposite of the image, bone three-dimensional imaging is a kind of fracture after treatment of the CT post-processing technology commonly used to provide three-dimensional anatomical structure of the image, the spatial stereo sense Strong, any angle to rotate to observe the injury site, identify tiny rib fractures.