- Keram (Nanjing) Science & Tech Co., Ltd.
- Main business:
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- Main business:
- Xu Xing Air-Conditioning Equipment Factory
- Main business:
- Zhejiang Valogin Technology Co., Ltd.
- Main business:
- Yuyao Mingxing Refrigeration Accessories Factory
- Main business:
- Shenzhen Xing Connected Technology Corp.
- Main business:
- Beijing Holtop Artificial Environment Technology Co., Ltd.
- Main business:
- Tianjin Octopus Metal Mechanical Co., Ltd.
- Main business:
- Tianjin Huixi Refrigeration Equipment Engineering Co., Ltd.
- Main business:
- Yueqing Oadobo Automatic Technology Co., Ltd.
- Main business:
- Sihui Aode Plastic And Hardware Manufacturing Co., Ltd.
- Main business:
- ORTAKEL DIS TICARET VE PAZARLAMA LIMITED SIRKETI
- Main business:
- Guangzhou RAY-E Ventilation Equipment Co., Ltd.
- Main business:
- Shanghai Trihope International Co., Ltd.
- Main business:
- Zhejiang Hammer Air Conditioning Co., Ltd.
- Main business:
- Cangzhou Ruichi Hardware Manufacturing Co., Ltd.
- Main business:
- Hangzhou Yongjin Doors Co., Ltd.
- Main business:
- Shanghai Suyuan Commercial Equipment Co., Ltd.
- Main business: