01The brand, and the range you would want to bring in.
02The category each product falls in — perfume, home scent, candles, skincare or grooming. It decides whether anything has to be filed at all.
03Where you are in the regulatory process: nothing filed, a filing in progress, or already selling in China through someone else.
That is enough to tell you which import route fits, what has to be filed, and roughly what the first six months look like. If you would rather read first, the mechanics are all written out.