Jinliwen highway contract section 17 K81 + 635 - K82 + 000 section of high slope landslide treatment, the introduction of Taiwan's deep foundation pit commonly used in the recovery of prestressing anchors - pressure dispersing anchor cable, the prestressing anchors in the application of high slopes in the country for the first time. This paper introduces the hole-making technology of pressure-dispersed prestressing anchor cable in the construction and the precautions in the construction of mat pier and ground beam for similar projects.