On May 21, Yan Xiaofeng, President of the China Building Materials Federation (CBMF), visited the Ublock Changxing base for a survey. During the visit, Ublock Chairman Zhao Yongxiang and President Shen Xiaohe respectively introduced the company's development history, strategic layout, core competitive advantages, and efforts in promoting low-carbon, intelligent, and international operations. CBMF Executive Vice President Chen Guoqing also participated in the survey.

Yan Xiaofeng commended Ublock for its accomplishments in quality control and cost reduction. He emphasized that as a leading enterprise in the autoclaved aerated concrete (AAC) sector,Ublock should leverage its strengths in technology, management, and branding. Yan Xiaofeng encouraged the company to lead by example in several key areas: developing new products, exploring application scenarios, accelerating the construction of "6-Zero" demoenstration factories, and promoting joint restructuring within the AAC industry. He highlighted the importance of guiding industry enterprises towards transformation and upgrading to achieve green, low-carbon, safe, and high-quality development.