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After-sales support
After sales support
· Lifetime maintenance for the products sold, free maintenance during the warranty period
· Provide lifetime free software upgrade service
· For customer after-sales appeals, respond within 2 hours, and give a clear solution within 8 hours
· Regular return visits to continuously improve the quality of products and services
· After-sales service telephone: 18688613849
Copyright? 2021 Dongguan Golden nine Laser Technology Co., Ltd. 粵ICP備19024985號(hào) Powered by www.300.cn
Copyright? 2021 Dongguan Golden nine Laser Technology Co., Ltd.
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