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Copyright © 2019 Dalian Ruiyuan Power Co., Ltd., 辽ICP备12001614号 Powered by: www.300.cn Dalian
CUSTOMER SERVICE
Tel: 0086-411-86645829 87283971 87283973 （General Department）
Fax：0086-411-87283972（General Department）
Tel：0086-411-87283974 87283975(The switchboard)
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