Set up in 2000, Zhejiang Shuanghuan Plastic Valve Enterprise., Ltd. Is a China reducing bush manufacturer and reducing bushes 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 products have got SGS Certificate, NSF certificate in USA and Australian certificate. |
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