TNB is an enterprise specializing in R&D, production and global services of system doors and windows. As one of China's Top 30 Door & Window Enterprises, TNB takes "driving living quality upgrading through technological innovation" as its mission. Backed by 6 production bases (covering a total area of 130,000 square meters) and full-chain quality control, it has built an "R&D-production-adaptation-service" system. Its core products are manufactured with high-quality imported rubber wood from Thailand and have passed 10 million opening tests. TNB has established in-depth cooperation with engineering firms and developers in many countries, with its services covering dozens of countries. Its flexible supply chain and localized services have been recognized, making it a preferred partner for projects.