The water inlet switch under the flush toilet is turned off or on in a clockwise direction

The southern hemisphere is counterclockwise.

For example, Brazil, Australia. >>>More

When a flush toilet flushes, the flow of water creates a whirlpool that flows down the drain hole. It has been theorized that in the Northern Hemisphere, the water vortex is clockwise; In the Southern Hemisphere, it rotates counterclockwise. And the reason for this phenomenon is due to the rotation of the earth. >>>More

Generally, the phenomenon that the water has been flowing non-stop after flushing is the rubber plug cover of the outlet or the mouth has scale, you open the water tank cover, and then find the outlet that is the outlet where the water from the water tank flows to the toilet, and check the rubber cover on it to see if there is scale or wear. Generally, it is because of the poor sealing that it causes long-term running water.

The siphon principle was recognized as one of the important principles of science before the Common Era, and its principle is: in the water at the low place, the water pipe is used to attract the water from the lower place to the container above, and then use the atmospheric pressure to make it fall into the container below. >>>More

It is also possible that it is not a blockage, and the opening of the water inlet is too small.