If it works what is your issue??
If you are looking for info..
http://forum.mikrotik.com/t/using-routeros-to-vlan-your-network/126489/1
https://wiki.mikrotik.com/wiki/Manual:Bridge_VLAN_Table
https://help.mikrotik.com/docs/display/ROS/Bridge+VLAN+Table
https://www.amazon.ca/Routeros-Example-2nd-Stephen-Discher/dp/0692777903
https://www.amazon.ca/Theory-laboratories-exercises-Mikrotik-RouterOS-ebook/dp/B07X5MHR1Y/ref=sr_1_5?dchild=1&keywords=mikrotik&qid=1618314376&s=books&sr=1-5
and hot off the press
https://www.amazon.ca/MikroTik-Switching-LABS-Certification-covered/dp/B08ZW38C46/ref=tmm_pap_swatch_0?_encoding=UTF8&qid=&sr=