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Jinan City
Address: Room 2911, Dingfeng Center, No.6 Jiefang Road, Lixia District, Jinan City, Shandong Province
Phone：18660798820
Mail：tongmin_zhang@sdslts.com
Qingdao City
Address: Room 2603, Unit 1, Building 5, No.99 Taishan Road, Shibei District, Qingdao
Phone：18765834017
Mail：qingbo_zhang@sdslts.com