Doing a quick search through princess ding post
https://hotcopper.com.au/threads/bal-inventory-manipulation.3744774/#.WnjGsJP1WJs
It seems she does run some daigou store, or at least buy/sells milk powder by the pallet. We also know her shithouse business doesn't sell much milk powder during the march quarter, even though news.com.au, Australia's largest digital newspaper by pageviews, reports this is peak season for selling reasoning being the chinese.
Maybe you should work your own business princess instead of sheet posting on HC, maybe then you wouldnt have unusual dips in sales.