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PVC single wall corrugated pipe machine
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Plastic corrugated pipe with identification line
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Plastic sanitary waste pipe making machine
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SJYLBG-PE Prestressed Plastic Corrugated Pipe E...
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Corrugated pipe with steel wire inner making ma...
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Double wall corrugated pipe machine
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High speed corrugated pipe machine
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Plastic fresh air pipe machine
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Single wall corrugated pipe machine