The founder entered the door and window industry in 2005, initially focusing on the production of curtain wall systems, and subsequently evolved into a specialized supplier of aluminum alloy door and window system.
The production base is located in Chongqing, covering an area of approximately 20,0o0 m2. The company has established a network of over 300 agents across China, with Marketing & Reception Centers in both Guangdong and Chongqing. By 2025, the Group's business has expanded throughout China and Southeast Asia, with an annual production capacity of 100,000 m² of doors and windows.
SIMAG Doors & Windows develops and sells aluminum alloy, curtain walls, and PVC-U building facades, as well as photovoltaic doors and windows, energy-efficient doors and windows system solutions and smart doors and windows networking solutions, tailored for both residential and commercial construction projects.
SIMAG Doors & Windows provides comprehensive consulting services and digital solutions, offering technical guidance throughout all phases--from conceptual planning and design development to manufacturing, processing, and installation. Having intelligent processing equipment and exceptional customer support, the company delivers an integrated, professional service.

(1). During its initial phase, SIMAG specialized in the manufacturing of curtain walldoors and windows, primarily serving the real estate sector. (2).Commenced independent research and development of door and windowsystems, and comprehensive tests for sound insulation, air tightness, and windpressure resistance.
(1).Established a strategic partnership with Apple King Profiles, one of China's topfive profile suppliers.(2).Established a modern production base in Chongqing, spanning20,000 squaremeters.
(1).Pioneered door and window manufacturing standards in Chongqing through theimplementation of fully automated production lines. (2).Upgraded the Brand Identity System (SI) and established a strategic partnership asa designated door and window brand with the Asia-Pacific Space Designers Association under the Ministry of Foreign Affairs of China.
Launched export operations, with the inaugural overseas project successfullyexecuted in Laos, Southeast Asia.
Plans to expand into European, North American, and Middle Eastern markets, tofurther enhance the global presence.
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