When can the countryside in Heze, Shandong be ventilated?

Shandong Heze rural area can be ventilated after 202 1 August1. According to the relevant public information, according to the Long-term Monitoring Plan of Rural Ambient Air Quality in Heze City, Shandong Province, the air quality standards of six pollutants in rural areas of Heze City will be greatly improved from 202 1 to August 1, which is expected to be formally implemented, that is to say, in 2020.