lFire resistance
testified by national supervision and tesing centre graded as A

lWater proof
Can be washed over 2000times without discolourment. Wet absorbing less than 0.001 in the air with huminity of 95%

lMouldy proof
no mouldy and no discolourment at any circums tances

lLight weight
6-7kg M2 carrying weight is 30 times of that of self-weight high intensity:355N. two times then international standard

lAging resistance
distortion is less than 2mm in humidity of 95% efflorensence resistance

lEnvironment protection
no poison gas and material due to the using of matural inorganic complex amterial