How does openlayers load online Tencent Map as a base map?

such as the question, how openlayers loads online Tencent Map as the base picture, I have searched a lot on the Internet, but I still feel very confused

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May.22,2021

openlayers is only a front-end map component. Generally, you need to configure url of wms service as your own map. So you need to know whether Tencent Map provides wms service. If not, you need to find a way to download these tile data offline, and then start a mapping service (such as geoserver).

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MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e469f0-44bbf.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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