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GM-M180TT-提升推拉门
GM-M180TT Lift-and-Slide Door
GM-M85WB超低能耗铝合金门
GM-M85WB Ultra-Low-Energy Aluminum Alloy Door
GM-M85WJ-外平开门
GM-M85WJ Outward-Opening Casement Door
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

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