The appraisal standard of industrial injury grade is the appraisal of labor capacity, which refers to the grade appraisal of the degree of labor dysfunction and the degree of living disability.The labor dysfunction is divided into ten levels of disability, the more serious one is level one, and the less serious one is level ten.Level 9: Two segments of the index finger of one hand are missing, the interphalangeal joint of one thumb is not fully functional, and the end segments of the index finger and middle finger of the other hand are missing.Grade 8: In one hand, except the thumb and index finger, there are two proximal interphalangeal joints of the fingers broken or functional Rome wasn't built in a day. People who have achieved great things don't stick to small details.