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Jn -- steel structure bolt business department
TEL:010-60553140 Fax:010-60553141
Mail box:zhaoboluosi@126.com
Contact information of Export Department
TEL:15130012227
Mail box:info@jzbolts.com
Beijing jinzhaobo High Strength Fastener Co., Ltd
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010-60553140
010-60553140
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Jn - steel structure bolt