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 and    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:

           603x603x6mm

           or make according to the order of customers