Core Viewpoint - The recent quality supervision sampling results for construction sealants in Qingdao show that all 20 batches tested are compliant with quality standards [2]. Group 1: Quality Supervision Results - The Qingdao Municipal Market Supervision Administration announced the results of the second batch of industrial product quality supervision sampling for 2025, specifically for construction sealants [2]. - A total of 20 batches of construction sealants were sampled, and all were found to be qualified [2]. Group 2: Product Details - The sampled products included various types of sealants such as silicone weatherproof sealants and neutral silicone structural sealants, with specifications ranging from 300mL to 830g per unit [3][4]. - The manufacturers of the compliant products include companies like Qingdao Lida Chemical Co., Ltd. and Qingdao Xindongchuan Trading Co., Ltd. [3][4].