Contact Us

中文

If you have any questions or need technical support while using Lierda LTE Cat.1 bis OpenCPU products, feel free to reach out through the following channels.

Technical Support

  • Email: iot_support@lierda.com

  • Business Hours: Monday to Friday, 9:00 - 18:00 (CST, excluding public holidays)

Online Resources

Office Address

Lierda IoT Technology Park, No. 1326 Wenyi West Road, Hangzhou

Feedback

We value your feedback. If you have suggestions for product improvements or feature requests, please submit them via GitHub Issues and we will respond as soon as possible.