BLJ is a technology-based environmental protection enterprise integrating research, development, design, production and sales of polymer membrane materials and washable total heat exchange core. The company follows the operation and management mode of high standards, strict requirements and standardization, and has been certified and passed the ISO9001 quality management system. The HTR anti-mildew and anti-bacterial nano-film and HTR core developed and produced by the company have the advantages of washability, anti-mildew and anti-bacterial, long life and other performance advantages, effectively solving the pain problems of traditional paper core in the current market. At present, Bridget has become a strategic cooperative supplier of many mainstream new wind enterprises in the industry. In the future, BLJ will be committed to process development and technology output, and will provide better all-heat exchange core solutions for many partners based on sharing, co-operation and win-win.