The series is widely used in enterprises and institutions, libraries, archives, Museum, library books, file archives, goods storage. 
 Rational distribution, according to the Treasury features a high degree of use of space, a multi-section multi-linked to form a whole placed in a fixed orbit, move the columns with a hand or electric access. 

 The use of high-quality cold-rolled steel molding surface by degreasing, the ten processes of the rust, phosphate, and other pre-treatment, the latest international fashion color matte electrostatic duster, high temperature and high plasticizing made. Excellent anti-corrosion properties. 

 Design of the frame body beautiful, flowing lines, the Treasury neat. Light and flexible operation running smoothly. And assembled design, relocation and disassembly are not damaged. Each column of the frame body has a safety limit and anti-dumping device, in order to protect the safety of the personnel within the channel. The side frame equipped with a lock for the overall locking. 

 Contact surfaces have a buffer between the frame body and magnetic sealing strip. Dust-proof plate on top, the bottom of the rodent-proof device. With dust, rodents, moisture and fire safety features. 

 Rotating body with precision bearings, rotating flexible and smooth. Laminate layer away from the need can be adjusted freely.