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！


Hayan Hongrun F asteners Co., Ltd, specialized in manutacturing Specfication M5-M14，ModelGB5787、GB16674、Q184. GB5789. Q186、 DIN6921、 1F1111. Grade-8.8. 10.9 and 129 andother high-strength fiange bolls. Abiding by the spint of "highly-focusing and sophisticatod cralts manshp mantacturing， pursuiting good quality and treating our chents with honesty and dutuldedcaton. we truly commit to developing nto a company worthy of customers· trust.