Sound amplification mobile phone holder

The utility model relates to the field of mobile phone holders, in particular to a sound amplification mobile phone holder, which comprises a bamboo tube, a bamboo tube high wall and a bamboo tube low wall are arranged on the outer wall of the bamboo tube, a nest-shaped bamboo joint is arranged on the inner wall of the bamboo tube at the bamboo tube low wall, an outer bamboo joint is arranged on the outer wall of the bamboo tube, and a decoration is arranged on the outer wall of one side of the bamboo tube high wall. The included angle between the bamboo tube high wall and the bamboo tube low wall is about 90 degrees, and the section of the nest-shaped bamboo joint is of a downward arc-shaped structure. According to the utility model, the oval bamboo tube wall is combined with the nest-shaped bamboo joints, so that the volume and the tone quality are improved through micro vibration generated by the sound of the mobile phone, the surround sound effect is generated, the mobile phone holder is made of original