Our company indoor TMH-LX-ZTV640 series by the whole chassis installation, the whole chassis maintenance is for the convenience of the mobile and lease screen and specially designed a styles beautifully, strong, easy to use box. Box body is made of die-casting aluminum, cover with plastic PC, suitable for indoor installation and rental, the hoisting and installation fixed way. The box is the 640mm*640mm specification, the use of special clasp fixed, not only strong, beautiful, and very portable.