How did the shelf of the sink get stuck?

First measure the position that needs to be fixed, and make a mark with a pencil; Drill holes with an electric drill and fix the shelf with screws and expansion nails. When installing shelves, we must consider the overall layout and the needs of our daily life. In daily use, we should consider that cooking in the kitchen will be convenient to use, and the installation location must be not far from where we cook. In other words, water is a place that we can reach with our hands. If it is not commonly used, it can be installed or placed in a vacant part of the kitchen.