


智通财经APP讯,广信材料(300537.SZ)公告,公司控股孙公司汉璞石墨烯(江西)有限公司(简称“汉璞石墨烯”)于近日收到检测依据NORSOK M-501:2022(第7版)标准的《防护涂层性能试验报告》,公司高性能工业功能涂料品牌HIPRO Graphene汉璞石墨烯重防腐涂料通过NORSOK M-501标准测试。
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