Set up in 2000, Zhejiang Shuanghuan Plastic Valve Enterprise., Ltd. Is a China drain pipe manufacturer and drainage pipe supplier. We have Tensile Testing Machine, Vion Softening Temperature Apparatus, PHI Testing Machine, Speeding Thicker Apparatus, Compact Testing Machine, Low Temperature Refrigeratory, Fluids Mensurate Apparatus, Resistance to internal pressure of Testing Machinefor plastic pipes and fittings. our pvc drain pipe, corrugated drain pipe, perforated drain pipe, plastic drain pipe, sink drain pipe, sewer drain pipe, water drain pipe prodcuts have got SGS Certificate, NSF certificate in USA and Australian certificate. |
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