Door closer production demonstration base
National High-tech Enterprise
Golden Shield Award
Top Ten Door Control Hardware
National Floor Spring and Automatic Swing Door Machine Production Demonstration Base
Top 30 National Hardware Industry
Technical Cooperation and Supervision Unit of Tongji University
China Hardware Door Control Hidden Champion Enterprise
UL fire certification
HD75 ANS-BHMA A156.4 - 2019
ROHS Germany TUV certification
ITS-96V ANS-BHMA A156.4 - 2019
Certification-CNAS
GBT19001-2016ISO
GBT24001-2016ISO
GBT45001-2020ISO
CE1
CE2
Latest UL certification with fire protection-1
Latest UL certification with fire protection-2
Our Certificate
Window Opener -RoHS Cert
Window Opener -EN 55014_CE-EMC