海盐宏润紧固件有限公司，是一家专业致力于生产法兰螺栓制造企业。规格M5- M14, 型号GB5787、GB16674、Q184、GB5789、Q186、DIN6921、1F111性能等级8.8级，10.9级， 12.9级高强度六角法兰螺栓。我们始终恪守“聚焦专注，匠心制造”的精神，秉着对产品品质的执着，对客户的信任， 尽心尽责的态度，真正做到一个让客户数心的优秀企业！

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