日期:2020-05-07~2020-05-09
n, the Vice Mayor of Chongqing Municipal Government have visited the event.The Smart Cloud Monitoring -- 2019 Yangtze River Ecological Environment Monitoring Technology Exchange Meeting, 2019 National Environmental Protection Equipment Eechnology Exchange and Cooperation Forum, 2019 Green Manufacturing Appropriate Technology Promotion Meeting and other special technical events were held at the same period, which were carried out in-depth dialogue on the topics as Environmental Protection and Gre