Accompanied by our company's Vice President Wang Yinfang and Chief Engineer Li Rangwei, a delegation consisting of the Zhen-Guang Expressway project owner, supervisor, and construction representatives visited our company. The delegation inquired in detail about the product production process and quality control procedures, verified the quality of on-site product processing, and reviewed some quality records and inspection reports. The delegation highly praised the company's standardized and high-quality control measures.