Hello Everyone,
Who can help me about below thing  ? 
 
i need a decentralized exchange with no transaction , and i will call it METABLOCK, Default coin will be  meta1 coin. after that i want to add 450 000 000 coins , witness and 5 Smart Contracts..  if anyone understand what i want, pls give me a guideline. i m Linux machine ready for do any process .  waiting for suggestion.
Thaks
Rased