1. Consultation on the provision of software and hardware resources for our company's products.
2. Problems encountered during the use of the software and hardware manuals for our company's products.
3. Our company provides OEM and ODM after-sales technical support.
4. The information of users who have purchased our company's products has been lost or updated, and will be retrieved again.
5. Our company provides fault diagnosis and after-sales maintenance services for our products.

1. Modification and understanding of source code.
2. Application development issues.
3. How to port the operating system.
4. Software and hardware issues encountered by users during self modification and development.

1. Phone: 19065124619 (Mr. Zhen)
2. Email:
Linux technical support: zxb@szjingbaohui.com
Android technical support: zxb@szjingbaohui.com
Hardware technical support: zxb@szjingbaohui.com
Service Complaints: zxb@szjingbaohui.com

Monday to Friday: AM 9:00-11:30, PM 13:30-17:00
The company is scheduled to rest during national statutory holidays, and we are unable to provide technical support during this period. If you have any questions, please send them to our email or forum technical support area, and we will reply to you as soon as possible on working days.