Controlling the strings and adding points is a playing technique that can make the music more vivid and powerful. By controlling the vibration and stop of the strings and adding appropriate notes, various sound effects and rhythms can be produced. This technique can be used on guitar, violin, cello, and other stringed instruments.

Step 1: Understand the basic techniques of string control and adding points

Before controlling the strings and adding points, we need to understand some basic playing techniques. First, we need to master how to hold the instrument chords correctly. Secondly, we need to learn how to control the strength and position of the fingers, and how to use the thumb and wrist to control the vibration and stop of the string.

Step 2: Master different string control and point adding techniques

There are many different string control and point adding techniques, and each technique can produce different sound effects and rhythms. Some common techniques include:

1. Finger sliding: sliding the notes on the strings with your fingers can produce a sliding sound effect.

2. Finger tapping: Tapping the notes on the strings with your fingers can produce a brisk sound effect.

3. Finger striking: Using your fingers to strike the notes on the strings can produce a strong sound effect.

4. Finger slide to stop: Slide the notes on the strings with your fingers and stop suddenly to produce a short sound effect.

Step 3: Practice the technique of controlling strings and adding points

Practicing the techniques of controlling strings and adding points requires patience and perseverance. We can master basic skills by practicing simple pieces and then gradually increase the difficulty. At the same time, we can also improve our skill levels by watching instructional videos and taking music classes.

Step 4: Use the technique of string control and point addition to create music

The technique of string control and point addition can be used to create various types of music, such as pop music, rock music, classical music, etc. . We can create our own unique musical style through different techniques and sound effects.