• Multi media patent certificate
  • Reverse osmosis patent certificate
  • Membrane agent manufacturer
  • ICA
  • Jining Water Treatment Engineering Technology Research Center - Jining science and Technology Bureau
  • Municipal Enterprise Technology Center - Jining Municipal People's Government
  • Advanced unit of Shandong innovation driven Development Award - Shandong enterprise technology innov
  • Enterprise credit rating certificate
  • Shandong gazelle enterprise
  • Quality management system certification
  • Environmental management system certification
  • Occupational health and safety management system
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