1. Beautiful appearance: simple lines, silver appearance, modern trend.
2. Better drainage: the leakage area is 83.3%, which is more than twice that of cast iron.
3. Hot-dip galvanizing: strong rust resistance, maintenance-free and replacement.
4. Anti-theft design: The cover and the frame are hinged, which is anti-theft, safe and easy to open.
5. Save investment: large span, heavy load, lower price than cast iron and save the cost of stolen or crushed replacement.
6. High strength: The strength and toughness are far higher than cast iron, which can be used in large-span and heavy-load environments such as docks and airports.
7. Multiple specifications: meet the needs of different environments, loads, spans, sizes and shapes.
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