The 26 pinyin cases are written as follows:

Write an a in the middle of the four-line grid and mark the tone. Write the left semicircle first, then the vertical bend, and finally mark the sound. O is written in the middle of the four-line grid, and the upper and lower parts should be connected by lines, and one stroke should be written as a circle. Tone is capitalized, write a circle first, and then mark the tone. Write an e in the middle of the four-line grid, cross the left semicircle and connect it with an e.

When I write I, I first write a vertical line in the middle grid, and then write a little on the top grid. When I see the tone symbol, the dot on its head will be hidden immediately, so write a vertical line in the middle grid and mark the tone in the upper grid. Don't write a little on the grid above at this time. When u writes u, first write vertical and right bend in the middle case, then short vertical, and finally mark the tone in the upper case.

V when writing v, first write a vertical right bend in the middle grid, then write a short vertical, then write two points in the upper grid, and the two points should be slightly inward; Finally, mark the tone on the capital, and keep two points when marking the tone. B write in the middle of four lines, write a vertical line from the middle of the upper grid to the bottom line of the middle grid, and then write a right semicircle in the middle grid.

P is written in the lower and middle grid of the four-line grid. Write a vertical line from the middle grid first, and then write a right semicircle in the middle grid. M is written in the middle of the four-line grid, first vertical, then right vertical, and finally right vertical. F is written in the upper-middle grid of the four-line grid. Write a right-angled vertical line from the upper grid to the middle grid, and then write a short one in the middle grid.

D write in the middle of the four-line grid, first write the left semicircle, and then write a vertical line from the middle of the grid to the middle grid. T is written in the middle and upper grid of the four-line grid, first vertical and right bending, and then horizontal and short. N is written in the middle of the four-line grid, first vertical, then vertical right.

L Write in the upper middle grid of the four-line grid, and write a vertical line from the middle of the upper grid to the middle grid. G is written in the lower and middle grid of the four-line grid. First, write a left semicircle in the middle grid, and then write a vertical left bend in the lower grid. K is written in the upper middle grid of the four-line grid. Write a vertical line from the upper grid to the middle grid, and then write a left diagonal line and a right diagonal line in the middle grid. Note that the left diagonal and the right diagonal should be written in one stroke.