| 2017 April - September | Receipt of private proposals | - |
| 2017 December - 2018 October | Round table (1st, 2nd, 3rd) and notification of acceptance of proposal | Preferred negotiator selection |
| 2019 October | Deliberation by the Urban Planning Committee | - |
| 2019 November | City Park Committee deliberation | - |
| 2019 December | Agreement signed | - |
| 2020 January | Deposit payment | - |
| 2020 February | Business designation notice | - |
| 2020 March | Determination of park development plan and announcement of topographical drawings | - |
| 2020 June | Implementation plan approval notice and land compensation notice | - |
| 2021 March | Urban management plan (use area) decision (change) | - |
| 2021 June | Appointment of general planner | - |
| 2021 August | Implementation of construction project management (design stage) service | - |
| 2022 June | Construction scheduled to start | - |
| 2024 December | Construction to be completed | - |