Dňa 27. januára, OHO držal 2021 výročné stretnutie, v ktorom zhrnieme 2021 a tešiť sa 2022. Po stretnutí, mali sme zábavnú a vzrušujúcu hru, and everyone participated enthusiastically and won prizes. All members of OHO had an interesting and colorful day together and look forward to the annual meeting next year.