When pruning arhat bamboo, weak branches, diseased branches and transverse branches should be removed first. Bevel with sharp scissors about 1/3 from the base, and the incision should be smooth. After pruning, apply preservative or wax to the incision in time to prevent infection. In order to keep clean and beautiful, plants can be trimmed and trimmed regularly. Explain the steps: 1. Determining the trimming position; 2. oblique cutting and pruning; 3. Apply protective agent; 4. Regular plastic surgery. In four simple steps, the pruning work of arhat bamboo can be easily done.