We will love to see NDACoin listed on GRAVIEX Exchange. Please consider NDACoin for listing in your exchange,  If you can list NDACoin that will be great help.
Currently NDACoin is trading on myspeedtrade - https://myspeedtrade.com/markets/ndabtc

Following are the information about the NDACoin:

Coin Specifications:

Algorithm: Scrypt
          Whitepaper: http://ndacoin.io/downloads/NDACoin-Whitepaper.pdf
          Roadmap: http://ndacoin.io/#roadmap

          Algorithm: Scrypt
          Type: PoW
          Coin name: NDACOIN
          Coin abbreviation: NDA

          Block Time: 8 minute
          Block reward: 50 NDA
          Block halving: 510000 blocks
          Total Coin supply: 63750000 NDA
       
          RPC port: 37202
          P2P port: 37201

Important Links:

         Github: https://github.com/ndacoin/ndacoin
          Wallets Linux: http://www.ndacoin.io/#download
          Wallets Windows: http://www.ndacoin.io/#download
          Block Explorers: http://explorer.ndacoin.io/


Exchanges:

myspeedtrade: https://myspeedtrade.com/markets/ndabtc

Mining Pool:

NDACoin Mining Pool: http://pool.ndacoin.io/
MINPOOL: https://minpool.net/coin/NDA