I'm sure it's similar to the reason why the WHO named the Covid variant 'Omicron' while purposefully skipping 'Xi'.
You have opened a can of worms by letting China join the WTO, now the Chicoms have infiltrated and corrupted many organizations. They are like termites or a disease.
Even right here in Sinkieland, you'll find many of their agents embedded within Chinese clan associations, cultural associations and business groups. This is a small island, you can easily hunt them down... if you are inclined to do so.