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5 core businesses
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R&D center
Core technology
patent
Case
Building facade engineering
Building doors and windows engineering
Home improvement system doors and windows
Intelligent window control system, intelligent doors and windows
Facade, door and window exits
Production base
Southwest Chengdu production base
South China Shenzhen production base
South China Huizhou production base
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QIANRUO
TONGYAO
15year
Technical precipitation
A perfect product research and development
and manufacturing system
Location：
Home
R&D center
patent
Core technology
patent
150
+
PATENT CERTIFICATE
4
Item
PCT
19
Item
INVENTION PATENT
42
Item
UTILITY MODEL PATENT
89
Item
DESIGN PATENTS
Sliding door locking structure
Profiles (flat inside and outside, windows outside)
Integrated fully hidden frame curtain wall window
A kind of glass skylight
A glass fiber reinforced cement board hooking structure
A kind of curtain wall hanging window with screen window
A curtain wall exterior casement window with a screen window
A unit curtain wall can be detached and connected to the structure
A fixed structure of curtain wall beam column core with high bearing capacity
A connection structure of open honeycomb aluminum panel curtain wall
A kind of track transfer structure of sliding door and window
A corner code connection structure of a sliding door and window sash
A kind of outward opening window
A sealing structure of outward-opening doors and windows
A kind of outward opening door and window drainage structure
A frameless curtain wall that opens the window
A kind of insulated external window with hardware interior
An easy-to-push balance gate
A kind of curtain wall internal window combined with doors and windows
A sunroom combined with a curtain wall
Folding window shielding sealing structure
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