In your experience what has been a reputable CEX/DEX for promising new coins with their own blockchain?
It is impossible to succeed in promoting a currency with its own blockchain without having experience, so create a token on one of the famous blockchains with low fees.
Smart contracts on Ethereum are expensive, so those who are looking for cryptocurrency as an investment will avoid them, so look for BSC or Polygon.
- For BSC it is best to use PancakeSwap
- For Polygon it is best to use Quickswap
- For CEXs its best to have listing fees and Some criteria apply to your coin.