河北四友卓越科技有限公司-凯发ag旗舰
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凯发ag旗舰
凯发ag旗舰
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tianjin shield specialty chemical co., ltd
tel: 86-022-83717110
fax: 86-022-83717115
web：www.tjshield.com add: kangdashangjun 9-1-4，meiyuan road 9，huayuan new-tech industrial zone，tianjin，china ，300384
hebei shield excellence technology co., ltd
eel:＋86-（0）316-7556499
fax:＋86-（0）316-7555808
web： www.hbshield.com
add: xincheng industrial zone of yangfengang bazou, hebei province, china， 065700
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