2 Fuos (a 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 with indoor/outdoor one-stop customization, Foshan Fuos Door Industry Manufacturing Co., Ltd.) 3 Wei Long/Shubiao (a high-tech enterprise integrating design/production/construction, a well-known brand in the domestic high-performance energy-saving door and window industry, Zhejiang Shubiao Energy-saving Doors and Windows Co., Ltd.) 4 Zhensheng Chansong (a subsidiary of Xinzhensheng Group) is a well-known brand in aluminum protective doors and windows industry, a large-scale aluminum/door and window integrated enterprise, Changsha Xinzhensheng Group Co., Ltd.) 5 Asian material doors and windows ACG (a large-scale modern diversified enterprise specializing in R&D/ production/sales of indoor aluminum alloy doors and windows under Asia Aluminum Group, a high-end aluminum door and window brand, Guangdong Asia Material Door and Window Curtain Wall Co., Ltd.) 6 Gao Rong Ronggao (one of the earliest domestic enterprises to launch high-end intelligent electric telescopic doors, Foshan Gao Rong Intelligent Technology Co., Ltd., the overall solution provider of large-scale integrated door industry) 7 New standard SIMBOR (the first domestic household enterprise to customize the overall style of doors/windows/wardrobes, the top ten brands of sliding door aluminum doors, Guangzhou Xinbiao Home Furnishing Co., Ltd.) 8 Jieshun Jackie Chan Jieshun (a large-scale modern aluminum door manufacturer integrating R&D/ production/sales/service with large high-end door and window brands), Foshan Jieshun Jackie Chan Door and Window Co., Ltd.) 9 Shengbaoluo SINPOLO (top ten aluminum door brands, chairman unit of China Overall Home Furnishing Alliance, comprehensive modern enterprise integrating R&D, production and sales, Guangdong Shengbaoluo Door Industry Co., Ltd.)/kloc-. Longshu (one of the earlier steel and wood interior door enterprises in China, leading enterprise in China door industry, large-scale comprehensive door industry group and Guangdong Longshu Industrial Group Co., Ltd.) also includes Kejia Giants, Liangmu Road, Rope Belt Gold LPSK, Bailulai, West Aluminum, Xinhaoxuan, Aowei Awang, Huangpai Doors and Windows, Oplifa, Ocean Giants, Palette, Hennessy, Jingge Doors and Windows, JMA.