If the embedded groove is chiseled out in advance before the installation of light partition board. After the construction is completed, the position of buried wire can be chiseled directly according to the drawing, and the wire can be installed into the pre chiseled groove, and the buried wire project can be completed. Save time and labor, save manpower and cost, and greatly shorten the construction period. If the embedded trunking is not pre chiseled, it can be carried out according to the following methods.

在砌完墙（或批荡）后，电工进场依照线路走向，用工具在轻质隔墙板墙体上，开槽砸洞，用水管钩固定线管，也可同时穿线安放线盒、开关箱等，用水泥砂浆稍为固定，等泥水工批荡或扇灰，步骤繁琐，效率不高，特别是碰到大面积的工厂，需要埋线时，就会延长工期，费时费力