(IBDN is a NORDX/CDT enterprise product. It provides users with the most reasonable wiring method, and relies on its high-quality data to change the appearance of traditional wiring, laying a foundation for the transmission medium that does not need to change the communication line within 20 years for the modern building to become a smart building. . Each product of NORDX's IBDN product system is a product that meets the requirements of five types of standards through testing. NORDX is a leader in system product testing. We offer a comprehensive range of high quality system components that have been tested. NORDX's IBDN products are manufactured under high quality standards. All factories have IS09001 certification. Not only a set of products, but also the design and use of data transmission products to form a safe, durable and suitable cabling system solution. IBDN standards are based on industry standards and NORDX standards and are a combination of a set of standards and practical experience)