Qualification certificate

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Qualification certificate
  • Enterprise corporate license copies
  • ISO9001 quality management system certification certificate
  • OHSAS18000 career health security management system certification certificate
  • ISO14001 environment management system certification certificate
  • enterprise organization institutions code card copies
  • national certification for drinking water in rural areas
  • Water supply of polyethylene (PE) pipe fittings health permit
  • East party Wu picked up years polyethylene electric melt fittings health license documents
  • water with polyethylene (PE) pipe health license documents