Hi - I answer from the OpenSmartRoute documentation: routing, the API, plans and quotas, self-hosting. Ask away, or open a support ticket if you need a person.
Grounded in the docs - follow a source before acting on it.
aikstockdata — Korean Stock Data - Tool - OpenSmartRoute
Toolv2.1.0
aikstockdata — Korean Stock Data
Korean stocks: median price path after each DART filing type, plus T+1 closes.