1.No recycle value: The composite manhole covers' popularity will contribute to prevent manhole cover-stolen problem thoroughly.
2.High load capacity:The composite mahole covers' load capacity exceeds ductile iron manhole covers'.
3.Free design:The composite manhole covers can be designed individually in terms of the users' demand.
4.Good decorative effect:Our composite manhole covers can be designed in various colors and patterns with artistic effect of relief.
5.Long service life:There is no crack in the experiment fatigue shocks.
6.Well sealed:All the composite manholecover can hermetically and effectively prevent those poisonous gases from leaking.
7.No jangle:There is no jangle or rebound when cars passing by.
8.Good wear and corrosion resistance:Our composite manhole covers have good wear and corrosion resistance and will never be rusted.
2.High load capacity:The composite mahole covers' load capacity exceeds ductile iron manhole covers'.
3.Free design:The composite manhole covers can be designed individually in terms of the users' demand.
4.Good decorative effect:Our composite manhole covers can be designed in various colors and patterns with artistic effect of relief.
5.Long service life:There is no crack in the experiment fatigue shocks.
6.Well sealed:All the composite manholecover can hermetically and effectively prevent those poisonous gases from leaking.
7.No jangle:There is no jangle or rebound when cars passing by.
8.Good wear and corrosion resistance:Our composite manhole covers have good wear and corrosion resistance and will never be rusted.