山东省青岛市市场监督管理局公布20批次输电线路铁塔产品监督抽查结果

Core Insights - The quality inspection results for transmission line tower products in Qingdao, Shandong Province, indicate that all 20 batches tested met the required standards, showing no non-compliance issues [3][4]. Summary by Category Industry Overview - The inspection was conducted by the Qingdao Market Supervision Administration as part of routine quality supervision for industrial products [3]. Company Performance - Multiple companies, including Qingdao Wuxiao Group Co., Qingdao Huajian Steel Structure Co., and Qingdao Yichuan Steel Structure Co., had their products tested, all of which passed the quality standards set by the municipal inspection research institute [4][5].