This article**: The people**.
People** December 12, 2023 10th edition).
Shanghai, December 11 (Reporter Ju Yunpeng) The reporter learned from the work promotion meeting on the implementation of the spirit of the symposium on in-depth promotion of the integrated development of the Yangtze River Delta and the high-level construction of the Yangtze River Delta ecological green integrated development demonstration zone: Since its inauguration in November 2019, the demonstration zone has formed a total of 136 institutional innovation achievements and continued to promote the construction of 145 highlight projects.
Closely following the two keys of "integration" and "high quality", the demonstration zone adheres to the two-wheel drive of institutional innovation and project construction, and solidly promotes various tasks and achieves important results. Among the 136 institutional innovation achievements, 38 have been replicated and promoted nationwide, the substantive development of the key areas of "one hall and three areas" has been launched, and the developer alliance of the demonstration zone has gathered 64 entities.
In the past four years, we have continued to tackle the common and difficult problems of regional coordinated development, and the integrated institutional framework system of the demonstration zone in key areas has been initially established, and the effect of integrated development has been accelerated. In the past four years, the proportion of surface water quality sections has increased from 75% to 962%ï¼›Promote people's livelihood services to achieve "cross-domain non-sensitive", and the "one **" with social security card as the carrier has covered 2.83 million residents, realizing the "same city treatment" for transportation, tourism and cultural experience.
From 2019 to 2022, the GDP of the two districts and one county in the demonstration zone grew at an average annual rate of 65%, the average annual growth rate of the total output value of industrial enterprises above designated size is 91%, the number of listed companies increased from 44 to 75, and the number of national high-tech enterprises increased from 1,560 to 2,924.