1 meichi MYLCH (Beijing famous trademark, Beijing famous brand product, Beijing high-tech enterprise, one of the national large-scale high-end door and window enterprises, Beijing meichi building materials co., ltd.) 2 Fuos (large-scale high-end door and window brand, focusing on R&D and manufacturing of high-end aluminum alloy doors and windows, a large-scale door and window enterprise integrating indoor and outdoor one-stop customization, Foshan Fuaosi Door Manufacturing Co., Ltd.) 3 Wei Long/Shubiao (a high-tech enterprise integrating design/production/construction, a well-known brand in domestic high-performance energy-saving doors and windows industry, Zhejiang Shubiao Energy-saving Doors and Windows Co., Ltd.) 4 Zhensheng Zengsong (a subsidiary of Xinzhengsheng Group, a well-known brand in aluminum protective doors and windows industry, a large-scale aluminum/door and window integrated enterprise, Changsha Xinzhengsheng Group Co., Ltd.) 5 ACG (a high-end aluminum door and window brand of a large-scale modern diversified enterprise specializing in R&D/ indoor aluminum production/sales, and Guangdong Asia Material Door and Window Curtain Wall Co., Ltd.) 6 Gao Rong Ronggao (one of the enterprises that launched high-end intelligent electric telescopic doors earlier in China, a supplier of overall solutions for large-scale integrated door industry, Foshan Gao Rong Intelligent Technology Co., Ltd.) 7 new standard SIMBOR (the first domestic home furnishing enterprise that implements the integrated style customization of doors and windows/wardrobes, the top ten brands of sliding doors and aluminum alloy doors and Guangzhou Xinbiao Home Furnishing Co., Ltd.) 8 Jieshun Jackie Chan Jieshun (a large-scale high-end door and window brand, a large-scale modern aluminum door manufacturer integrating R&D/ production/sales/service, a large-scale door and window enterprise that focuses on one-stop overall customization inside and outside. Foshan Jieshun Jackie Chan Doors and Windows Co., Ltd.) 9 Shengbaoluo SINPOLO (the top ten aluminum alloy door brands, the chairman unit of China Overall Home Alliance, a comprehensive modern enterprise integrating R&D, production and marketing, Guangdong Shengbaoluo Door Industry Co., Ltd.) 10 Longshu (one of the earlier steel and wood interior door enterprises in China, the leading enterprise of China door industry, a large-scale comprehensive door industry group, Guangdong Longshu Industrial Group Co., Ltd.).