In the flood season of 2020, five equipment at two sites suffered from flooding. After being cleaned and dried by technicians on site, the equipment returned to normal operation.

In September 2020, the blower of Beijing Cement Factory suffered ash return accident, and the equipment ran for 2 months before the alarm.After a brief dust cleaning, the normal operation will be resumed.

The aeration fan of Hotan No. 1 Sewage Treatment Plant is operating, processing 60,000 cubic meters per day. It has been in operation for 3 years, saving 30% of electricity consumption every year......