welcome: ningbo gongtie smart technology co., ltd.
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contact: echo.y.zhang
fax: 0574-88095075
tel: 86-18057486168
email: zhangyang@cngongtie.cn
add: no.16, gaoya road, jiangshan scientific&technological park, yinzhou, ningbo, zhejiang, china. eu r&d center: reggio emilia, italy
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