BEIJING HARDROCK TECHNOLOGY CO.
LTD, RM. 048, 12TH FLOOR, WEIYA BUILDING, NO.29 SUZHOU STREET, HAIDIAN DISTRICT, BEIJING, 100080, People's Republic of China
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LTD, RM. 048, 12TH FLOOR, WEIYA BUILDING, NO.29 SUZHOU STREET, HAIDIAN DISTRICT, BEIJING, 100080, People's Republic of China