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Transfer the research and development of core and cutting-edge technologies into productivity, promoting China's national optica enterprises to support and lead the healthy development of high-end optical industry.

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  • Home > Service > After-Sales service
  • After-Sales service

    No matter you have any questions, you can leave a message. We will have a professional team to serve you(Columns with * are required)

    After-Sales service

    • Service Details

      ● 10 Days”:Product within 10 days from the date of sale,  users can choose to return \ exchange \ maintenance if the performance failure occurs.

      ●   "30 Days": Product within 30 days from the date of sale,  users can choose to exchange \ maintenance if the performance failure occurs.

      ●  "3 Years": Product within 30 days from the date of sale,  users can choose to maintenance if the performance failure occurs.

    • The following conditions are not covered by the warranty

      ● Out of the warranty period;

      ● The damage of the product or component caused by the failure of the final customer to use as required by the specifications;

      ● Other non-product quality problems cause the product(including components)to fail or damage


    No matter you have any questions, you can leave a message. We will have a professional team to serve you(Columns with * are required)