Patent attributes
A housing assembly able to provide precise and adjustable mounting of a camera module. The holder is on the first housing and a first groove is formed on a surface of the holder away from the first housing. An inclined surface is formed on an end of the holder which corresponding to the first side wall. The second housing is mounted on the holder. A protrusion is formed on a surface of the second housing toward the holder. The protrusion protrudes from the surface of the second housing. A second groove is formed on the protrusion. One end of the holder formed with the inclined surface is received it the second groove. The inclined surface abuts against the second side wall to adjust the alignment relationship between the holder and the second housing. An electronic assembly module and an electronic device with the electronic assembly module is also provided.