Main composition:                                             

magnesium oxide ;light calcium; and other inorganic mine materials etc                                                                  

Character:                                  

fireproof ,waterproof ; non-poison; non-pollution; non shape changing;                  

    light weight; impact resistant; seclude sound; insulate heat；                   

The high appreciation and commend of the "Helong'" fireproof board :

The "Helong" firepoof  board  passed the test of the NATIONAL CENTER FOR QUAL

ITY  SUPERVISION AND TESTING OF WOOD-BASED PANELS ,   passed the  test of the NATIONAL CENTER FOR QUALTY SUP

ERVISION ANDTEST OF BUILDING ENGINEERING, and passed

The test of the NATIONAL CHEMICAL BUILDING MATERIAL

TESTING CENTER.

Win the “GOLD MEDAL” of CHINA 97 INTERNATIONAL BUILL-

DING AND DECORATING MATERIALS FAIR.  etc.

Specification:

      2440x1220x5mm                                                                                     

      or make according to the order of customers