Pay attention to the following points when cutting the inner panel of the body pillar: 1. The position and direction of cutting should be determined before cutting, so as not to affect the safety of the body structure. 2. Use professional tools and skills when cutting to ensure the quality and accuracy of cutting. 3. After cutting, the cutting surface should be polished and treated to ensure the flatness and smoothness of the cutting surface. 4. Check and confirm the cutting point after cutting to ensure the accuracy and safety of the cutting point.