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Quality and reputation are connected with quality and life

Zhongchi Industry in the field of acoustic measuring pipe, grouting pipe and other pile pipe continues to deepen, to provide customers with trustworthy products.
The advanced small pipe grouting is a method that drives small steel pipe into the surrounding rock above or near the palm fabric for grouting before excavation to improve the surrounding rock condition and ensure the stability of the palm surface. This method is very important to increase the stability of tunnel surrounding rock, and also has great benefits for the structural safety in the future. Advanced small pipe grouting is suitable for loose strata with large voidage such as medium sand,

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