Guangzhou jinyuxin electrical technology service co., ltd. maintenance address: 1st floor, No.2, Yiheng Road, Xinwei, Wenchang Garden, Tianhe Tangxia Second Soci: Maintenance address: Guangzhou Riyangtong Electronic Service Co., Ltd. Maintenance address: Shop 110, No.11, Fangcun Av: Maintenance address: Hangsong Electrical Service Department, Shiqiao Street, Panyu District, Guangzhou, : Maintenance address: Building 2, Qiaoxili South Road, Panyu City. No.31 Guangzhou Zengcheng Jiajiale Electric Appliance Service Department Maintenanc: Guangzhou Puhui Electric Appliance Co., Ltd. Maintenance Address No.101, No.139 Innovation Road, Guangzhou City, :