On February 1, 2024, in Shandong Province, key monitoring enterprises self-monitoring information public platform shows that Shandong ** Environmental Protection Technology Engineering Co., Ltd. total exhaust gas discharge NOx 1/21, 1/22 suspected exceeding the emission standards. PECC reflected the situation to the local environmental protection bureau through 12369 and microblogging, see below:

August 21, 2024 received feedback from the local environmental protection bureau: completed the investigation and questioning of the person in charge of the enterprise, and filed a case in accordance with the law on the situation.