Welcome to Hua Hong Technology   |
Self-service

Online customer service

Monday to Friday, 09:00-18:30

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Email enquiry

service@hklock.com

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The Hua Hong Technology public account offers you quick and convenient services

Service hotline
  • Service line:
    +86-755-28868777 / +86-755-28896777
  • Worktime:
    Monday to Friday, 09:00-18:30