On April 8, 2022, the public platform for self-monitoring information of sewage disposal units in Shaanxi Province showed that the total nitrogen of Fuping County **** Wastewater Treatment Limited Liability Company was suspected of exceeding the emission standard from 2022.3.30-2022.4.3. PECC reflected the situation to the local environmental protection bureau through 12369 and Weibo, as detailed in the following chart:

May 27, 2022 received feedback from the local environmental protection bureau: for the enterprise exceeding the standard has been investigated and verified, and a case has been opened.