Qingdao Beihai Junhui Electronic Instrument Co., Ltd. provides a warranty of at least one year for all products. During the warranty period, technical service and repairs are free of charge, and the warranty can be extended to meet customer requirements.

Our professional technical team carries out on-site installation, commissioning and technical training to help field personnel master daily operation, precautions, and the identification and removal of common faults. Additional training can be provided on request.

Whenever technical repair is needed, we promise to respond within one hour of notification, anywhere in China and at any time.

We provide technical service and repair throughout the product life cycle, and guarantee a stable and timely supply of original spare parts.