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GM-C94N内外保温内开窗
GM-C94N内外保温内开窗
GM-C91WP外平推窗
GM-C91WP Outward-Opening Casement Window
GM-M85WB超低能耗铝合金门
GM-M85WB Ultra-Low-Energy Aluminum Alloy Door
GM-M180TT-提升推拉门
GM-M180TT Lift-and-Slide Door
GM-M85WJ-外平开门
GM-M85WJ Outward-Opening Casement Door
GM-C97NG保温一体铝合金金高隔声窗
GM-C97NG Thermally Insulated Integrated Aluminum Alloy High Sound-Insulation Window
GM-C91NH保温一体铝合金耐火窗
GM-C91NH Thermally Insulated Integrated Aluminum Alloy Fire-Resistant Window
GM-C100NB超低能耗铝合金窗
GM-C100NB Ultra-Low-Energy Aluminum Alloy Window
GM-CTL密封推拉窗
GM-CTL Sealed Sliding Window
GM-C100WL外开拉杆窗
GM-C100WL Outward-Opening Casement Window with Stay Bar
GM-C91NH保温一体铝合金耐火窗
GM-C91N Inward-Opening Window
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GM-C95N Interior and Exterior Thermal Insulation
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October 30, 2026 October 30, 2026

Focused on the needs of passive and green buildings,
we develop window and door systems that balance performance, durability, and system stability.

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  • 邮箱：office@gesai.cn
  • Tel: 022-23778500
  • Fax: 022-23778508
  • Address: 3rd Floor, Xinhuayuan Building, Hongqi South Road, Nankai District, Tianjin

Copyright © Tianjin Greatmen Building Decoration Engineering Co., Ltd. All Rights Reserved. Technical Support: Haiyunhui

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