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  • Official Email


    Any questions about products or payment? Shoot us an email. We will get back to you within 24 hours.

  • After-sales Email

    Need help with the installation or system upgrade?

    If purchased in our official online shop, contact storesupport@fjdynamics.com.

    If purchased in our official Amazon shop, contact amzsupport@fjdynamics.com,

    If communicated in other channels, Please contact the corresponding purchase channel or service@fjdynamics.com

  • Partnership


    If you are an influencer with over 5000 followers looking for collaboration, please contact us and our Influencer Relation team will be in touch shortly!


    If you have a team of professional communications consultants and extensive resources of media writers to provide companies with news content planning. Please contact us!