Application of Product: This product meets or exceeds ministerial standards and relevant industry standards in compression resistant, counter bending, shock resistant, corrosion resistant performances and is a good substitute for conventional cast iron well lids for use in public works, water drainage, gardening, telecommunications, community construction, etc. Product Characteristics: 1. This product has no value for recycling which is an active function against theft. 2. The pattern and color can be custom-made. This product characterizes fine pattern and beautiful color and is a good product for upgrading cityscape and beautifying people’s life. 3. The product does produce noise when rolled on by vehicles, reducing noise pollution in the city. 4. A special pan-bottom structure is used for the bottom side, increasing stressed area by a dozen to tens of times and greatly load-bearing capacity. 5. The product has a long service life and does not rust with time, which allows it to maintain its beautiful appearance for a long time. 6. It has good anti-lip property and will not become slippery with rain, snow or other.
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