BEIJING SANXIN DINGFENG CO., LTD.
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FAX：010-80227331
CONSULTING SERVICE HOTLINE：4000-8444-80
PHONE：010-80227330
Address: Room 7102, 7th Floor, Building 8, No. 9, Guangping Street, Daxing District, Beijing
EVERY DROP OF OIL IS A RESPONSIBILITY
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