1. Philips (China) Investment Co. Ltd.
2. A.O. Smith (China) Water Heater Co. Ltd.
3. Xiaomi Corporation
4. Beijing Yadu Environmental Protection Technology Co. Ltd.
5. Sharp Business (China) Co. Ltd
6. Panasonic Ecology Systems Co. Ltd
7. Daikin (China) Investment Co. Ltd.
8. LG Electronics (China) Co. Ltd.
9. Blueair (Shanghai) Sales Co. Ltd.
10. Honeywell (China) Co. Ltd.