# Does local mesh keep the region number

**URL:** <https://community.freefem.org/t/does-local-mesh-keep-the-region-number/3919>\
**Category:** General Discussion\
**Created:** [May 15, 2025, 7:37pm UTC](https://community.freefem.org/t/does-local-mesh-keep-the-region-number/3919 "2025-05-15T19:37:42Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![zxss](https://avatars.discourse-cdn.com/v4/letter/z/bc8723/32.png) [@zxss](https://community.freefem.org/u/zxss)\
**Post date:** [May 16, 2025, 9:01am UTC](https://community.freefem.org/t/does-local-mesh-keep-the-region-number/3919/3 "2025-05-16T09:01:47Z")

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Many thanks. And I find that this post [Large scale FSI example with parallel implementation - #3 by clthu](https://community.freefem.org/t/large-scale-fsi-example-with-parallel-implementation/3460/3) is very helpful for me now in order to parallelise my fsi code.

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