Guest
We are a manufacturer of corrugated spiral pipe(CSP) making facilities, following the business of THOMAS, which was first developed in China for CSP manufacturing facility CSP is being widely used not only in drainage structures but also in general structures, and its demand is increasing enormously. In addition, CSP is a drainage structure with high external strength, structural stability, durability, economical efficiency and workability compared to a drainage structure using concrete. What’s app:008615232975068 Email:elise@ elva@
