We wrote about this in more detail in How to Become TikTok Famous in 4 Easy Steps:
Create Disruptive Content - you need to unleash your wildest, wackiest side while cooking up TikTok content.
Identify Your Niche - most famous TikTokers stick to a particular niche that resonates with their audience
Piggyback on Influencers – strike a partnership with influencers to promote your content
Invest in Advertising - TikTok has launched a formal advertising program if you have spare cash