I have dug out 3 full slime chunks in a survival world.
I made spawning platforms, aswell as lit up all caves around the farm. Slime spawn rates are so low it is ridiculous.
I have also tested in a flat Hard world and flew around killing all mobs and still slimes would hardly ever spawn.
Thank you for your report!
However, this issue has been closed as a Duplicate of MCPE-21022.
It has been linked to this report. If you have additional information, please add it to that report.
If you have not, please search before reporting, as it's likely that one exists already.
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