1. In September 2019, 5,477 Keqir electric heaters were purchased from Urumqi Railway section of Xinjiang and distributed to various railway stations in Turpan, Altay, Hotan and Kashgar for system use.
2. In September 2019, Gansu Minqin No. 4 Middle School and No. 5 Middle School purchased 2686 Keqier electric Heaters.
3. In September 2019, State Grid Of Hebei Zhangjiakou Kangbao County Wind Power Converter Station purchased Keqier electric heater for heating 9,400 square meters.
4. In September 2019, Ningxia Wuzhong Electric Power Engineering Company used 5,300 ㎡ for heating.
5. In October 2019, Gansu Minqin Experimental Middle School purchased 1364 sets of electric heaters.
6. In June 2021, Manzhoulishhen Energy Wind Farm and Booster station complex building purchased Keqier electric heater for heating of 2800㎡.