Nantong Ruijin Chain Technology Co., Ltd
Add: Fengfa lndustrial Zone,Fengli Town，Rudong County, JiangsuProvince
Mr.Shao: +86-13404201498、+86-13962714368
Phone : +86-513-84582588
Fax : +86-513-84581688
E-mail : sales@ntchain.com、jack@ntchain.com
+86-513-84582588
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