• Home
  • + About us
    Company profile Enterprise philosophy Qualification and honor Plant landscape and appearance
  • + Products
    White/black masterbatch Functional masterbatch Color masterbatch Double-proof masterbatch Spectroscopic Film
  • Exhibition scene
  • + News
    Industrial news Media report
  • + Contact us
    Contact information Online message sending Electronic map
  • 86 15006531888
    Home/Qualification and honor/Certificate of invention patent

    Certificate of invention patent

    Author: Shandong Kuanli New Material Co., Ltd. Date: 2023-07-22 Click: 133
    Certificate of invention patent
  • Previous:ISO9001 Quality Management System Certification Certificate
  • Next:no more