The invention relates to a pulp repair method of ancient book, painting and calligraphy, which comprises: 1, according to the material of repaired book, painting and calligraphy, selecting pulp material, and adding the raw paper of selected pulp material into mixer, adding water and suspending agent, to mix and break uniformly; the mass ratios between raw paper, suspending agent, and water are: raw paper in 5-20; suspending agent in 5-15; and water in 500-1000, while the mixing time is 30-90s, then getting out the pulp; 2, spreading the book, painting and calligraphy on the repair support that made from paper shade; filling prepared pulp into repair pen to repair them that dropping pulp into the damaged part to use the combine force generated when the pulp becomes paper, the interlace force of fiber, and the adhesive function of suspending agent to complete said process; 3, removing repaired book, painting and calligraphy from the repair support, to be laid on the water-adsorption paper, to be dried.