2021 21
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2022 60% 15% 500 700 10% 10% 2025 30% 30% 1000 1000 30% 30%
1 . DBJ03-35-2019 DBJ03-27-2017
2 .
3 .
4 . DBJ03-78-2017
1 .
2 .
3 .
1 .
2 .
1 .
2 .
1 . 2 5
2 .
3 .
12
6
+
PPP
2021 4 15
2021 4 15