Contact Us

• CROWN CERTIFICATION TESTING CO.,LTD. (Headquarters)

  Contact: Teacher Jiang
  Contact number: 020-38803000 18565235921
  Mailing address: Room 2002, 2003, 2004, 2005, No. 122-1 Tiyu East Road, Tianhe District, Guangzhou City
  
• CROWN CERTIFICATION TESTING CO.,LTD. Jiangmen Branch

  Business scope: Development of certification market
  Contact: Teacher Xiao
  Contact number: 13822308584
  Mailing address: Room 301, No. 1179 Yanqian Road, Shaping, Heshan City, China. Self number 333
  
• CROWN CERTIFICATION TESTING CO.,LTD. Shenzhen Branch

  Business scope: Development of certification market
  Contact: Teacher Liu
  Contact phone number: 13265946459
  Mailing address: 101, Building 64, Majialong 63-64, No. 88 Daxin Road, Majialong Community, Nantou Street, Nanshan District, Shenzhen (1014)
• CROWN CERTIFICATION TESTING CO.,LTD. Guangzhou Branch

  Business scope: Development of certification market
  Contact: Teacher Xiao
  Contact phone number: 18144821983
  Mailing address: Room 917, No. 41 Jinlong Road, Nansha Street, Nansha District, Guangzhou City

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