The sand wall is pasted with paste or 3m sticker. The sand wall itself is not smooth and needs to be sanded. No dust, small particles, cracks, holes, etc. , otherwise it will have an impact. It is best to brush a layer of basement membrane on the wall, which can make the wall smooth and make it easier to stick.

The steps of making batter are as follows: mix flour, add appropriate amount of cold water, stir well, and knead into hard flour (just like eating rolled noodles). 2. After washing your face, use another basin and add some water. Put the mixed dough in. Just like washing clothes. Because the starch in flour is soluble in water, it will be washed, while protein is insoluble in water, and finally it will be washed into gluten.

This process is the same as making dough. You can go and see how the dough mixer is washed. Precipitation, adding cold water to the washed noodle soup. Then put it for a while. After the starch is precipitated, pour out the yellow water on it. Add more water, and then precipitate until the water becomes clear, leaving a thick starch paste after dumping.

Paste washing, with appropriate amount of boiling water, directly into a precipitated starch paste. Stir in a hurry Stir in one direction. When you see the starch paste turn into a thin transparent paste, you can pull up long filaments, so that the paste is ready. It can be used after cooling.