update readme doc

README.md

@@ -3,17 +3,21 @@
 
 Nebulas wallet for the web. Nebulas users can use it to send transactions and submit smart contracts.
 
-Nebulas already has a JavaScript library [neb.js](https://github.com/nebulasio/neb.js) that implements address generation, transaction signing, and submission. Web-wallet can be implemented using this library.
+Nebulas already has a JavaScript library [neb.js](https://github.com/nebulasio/neb.js) that implements address generation, transaction signing, and submission. Web-wallet implemented using this library.
 
-### TODO list
+### Feature list
+
+- generate nebulas address/keystore;
+- send transaction;
+- send offine transaction;
+- view address/keystore info;
+- view transaction status & info;
+- deploy/call smart contract;
+- choose nebulas network(Mainnet, Testnet etc.).
 
-- generate nebulas address/account [done]
-- send transaction (NAS & NRC20) [send NAS has done.]
-- send offine transaction [done]
-- view address/account info [done]
-- view transaction status & info
-- deploy/call smart contract
-- choose nebulas network(Testnet, Mainnet etc.)
+### TODO list
+- Multiple wallet address import methods.
+- Send transaction (NRC20) [send NAS has done.]
 
 
 Thanks to @luoman for implementing a pre-version [naswallet](https://github.com/nebulasio/explorer/tree/master/nasWallet) for us.