Positioner

Abstract

A positioner includes a base, a marking component, and a first mounting component. The marking component includes a marking portion and a connecting portion connected with each other. The marking portion is configured to set a mark onto a mounting surface. The connecting portion is inserted into the base. The first mounting component is detachably connected to the connecting portion. An end of the first mounting component distal from the connecting portion is configured to connect to a mounting object. Each fastening structure on a back surface of the mounting object is fixedly connected to a hanging structure via the first mounting component. A plurality of matching marks are made onto the mounting surface through a plurality of positioners.

Dependencies are inferred from the claim text.