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三庆

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Stainless steel water pipe

Double-card pressure pipe fittings

European Standard Series

Grooved pipe fittings

Tools and accessories

Business License

Business License

Quality Management System Certification

Quality Management System Certification

Environmental Management System Certification

Environmental Management System Certification

Occupational Health and Safety Management System Certification

Occupational Health and Safety Management System Certification

Pressure pipe certificate

Pressure pipe certificate

Sanitary Permit (Pipe)

Sanitary Permit (Pipe)

Sanitary Permit (Pipe)

Sanitary Permit (Pipe)

German DVGW certification 1

German DVGW certification 1

German DVGW Certification 2

German DVGW Certification 2

EU CE Certification

EU CE Certification

People's Bank of China AAA credit certificate

People's Bank of China AAA credit certificate

Latest Sewage Permit

Latest Sewage Permit

China building materials market membership certificate

China building materials market membership certificate

China building materials market membership certificate

China building materials market membership certificate

Certificate

Certificate

Participating units

Participating units

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www.chinasanqing.cn

  • Home

  • About

    • Company Profile

    • Culture

    • History

    • Honor

    • Production inspection

  • Corporate reality

  • Products

    • Stainless steel water pipe

    • Double-card pressure pipe fittings

    • European Standard Series

    • Grooved pipe fittings

    • Tools and accessories

  • News

    • Company News

    • Industry dynamics

    • Technical Data

  • Case

    • Central china region

    • North china region

    • East China

    • South china region

    • Northeast region

    • Northwest region

    • Southwest region

  • Service

    • Installation operation video

    • Installation Precautions

    • Installation Tool Maintenance

    • Pressure and water test process

  • Contact

    • Join Sanqing

    • Contact Information


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