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About usRelying on the strong capital strength of the parent company and more than ten years of industry experience and influence.
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ProductOur company currently has 3 fully automatic casting fastener molding production lines; 2 production lines for forged and stamped fasteners; There are 8 fully automatic hot-dip galvanized steel springboard production lines and
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NewsMarket dynamics, industry information, and quick sharing with you
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Production LineOur company currently has 3 fully automatic casting fastener molding production lines; 2 production lines for forged and stamped fasteners; There are 8 fully automatic hot-dip galvanized steel springboard production lines. Le
Manhole cover
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A manhole cover is a closed structure at the top of the entrance and exit to underground facilities. It is necessary to install manhole covers in places where public facilities such as tap water, telecommunications, electricity, gas, heating, fire protection, and sanitation are installed. With the rapid development of China's economy, China's infrastructure construction has entered a new cycle, and the market demand for manhole covers in urban planning and road construction is huge. However, damage to manhole covers caused by crushing often occurs, leading to a decrease in the safety of roads and facilities. This article starts with various manhole cover standards and analyzes the rationality of standard settings.
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