- Gangchen Machinery and Eelectronic Products Manufacture Co.,Ltd,
- automatic sliding doors, garage door, automatic door, sliding door, revolving door, air-tight door.
- Address:No.127 JianXin Road, Economic Development Zone Quzhou Zhejiang 324002 China
- Guangzhou Ouyang Security&Building Material Technology Co.,Ltd
- Garage doors, Rolling doors, Hospital doors, Air tight doors.
- Address:Factory Building No.1,Xiapu IndustrialZone,Xintang Town,Zengcheng District Guangzhou Guangdong 511340 China
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