Contact
For product enquiries, documentation requests or corrections to an article, please contact Qinhuangdao Mairun Electronic Technology Development Co., Ltd. through the official company website.
Official company website
Phone
+86 152 3301 5527
+86 133 3334 4217
Service hours: Monday to Sunday, 08:00–20:00 China Standard Time.
For safety-critical questions, provide the equipment model, measured conditions and the relevant manual. Do not send passwords or private credentials.