Aiming at the problem of non-standard construction of FTTx subcontractors on site, this course provides unified and standardized operation guidance and display of major problems to improve the quality of FTTx subcontractors' on-site operations and reduce the number of rework and rectification caused by irregular construction on site.针对FTTx分包商现场施工不规范问题，本课程提供统一、规范的操作指导和主要问题展示，以提升分包商FTTx现场作业质量，减少现场不规范施工引起的返工和整改数量。