(one. Construction preparation 1. Learn to master the relevant norms and standards. Strictly abide by the construction and acceptance specifications of the building weak current installation project, the installation process standards in the region and the regulations of the relevant local departments. The regulations to be complied with in this project mainly include: "Technical Specifications for Cable TV System Engineering" (GBJ50200-94) "General Requirements for Communication Optical Cables" (GB/T7427-87) "Civil CCTV System Engineering Technical Specifications" (GB50116-92 ) "Code for Engineering Design of Integrated Cabling System for Buildings and Buildings" (CECS72-95) "Cable Standard for Commercial Buildings" (EAI/TIA-568A) 2. Familiarity with and review of drawings Familiarity with and review of drawings includes studying drawings, understanding the design intent of drawings, mastering design content and technical conditions, and forming a summary after reviewing drawings, which is jointly signed by the three parties of design, construction and construction as a supplementary technical document for construction drawings. Check whether there are any contradictions and errors between civil engineering and installation drawings, and clarify the cooperation relationship between various disciplines. 3. For the timetable of the construction period, please refer to Table 4 of the construction schedule. Technical disclosure)