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Dalian Special Gases Co., Ltd
Address： Daheishi, Yingchengzi Street, Ganjingzi District, Dalian City, China

ADD : Daheishi, Yingchengzi Street, Ganjingzi District, Dalian City, China

TEL : 0411-86760160

0411-86760161

0411-86760320

FAX : 0411-86760800

EMAIL : 002@dl-gas.com