diff --git a/examples/testNode.js b/examples/testNode.js
index 6599fa0..b23bb6f 100644
--- a/examples/testNode.js
+++ b/examples/testNode.js
@@ -20,9 +20,9 @@ server.listen(port, function(err, blockchain) {
 
   // // console.log(acc.address);
 
-  acc.getBalance().then((c) => {
-    console.log(c);
-  });
+  // acc.getBalance().then((c) => {
+  //   console.log(c);
+  // });
   const txn = harmony.transactions.newTx({
     nonce: 1,
     to: sendTo,
@@ -35,31 +35,7 @@ server.listen(port, function(err, blockchain) {
   acc.signTransaction(txn, true).then((signed) => {
     // console.log(signed.txPayload);
 
-    harmony.messenger
-      .send('hmy_sendTransaction', [signed.txPayload])
-      .then((res) => {
-        console.log(res);
-        txn.confirm(res).then((result) => {
-          harmony.blockchain
-            .getBlockByHash({
-              hash: result.receipt.blockHash,
-              returnObject: false,
-            })
-            .then((obj) => {
-              console.log(obj);
-            });
-        });
-        // harmony.blockchain.getBlockByHash({ hash: res }).then((obj) => {
-        //   console.log(obj);
-        // });
-      });
-    // signed.sendTransaction().then((msg) => {
-    //   const [txn, result] = msg;
-    //   txn.confirm(result).then((result) => {
-    //     console.log(`--------------`);
-    //     console.log(result);
-    //   });
-    // });
+    harmony.
   });
 
   // console.log(harmony.messenger.setRPCPrefix('eth_getPPP'));
diff --git a/packages/harmony-account/tsconfig.test.json b/packages/harmony-account/tsconfig.test.json
new file mode 100644
index 0000000..8daf0f0
--- /dev/null
+++ b/packages/harmony-account/tsconfig.test.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.test.json",
+  "include": ["src", "test", "../../typings/**/*.d.ts"],
+  "references": []
+}
diff --git a/packages/harmony-core/src/blockchain.ts b/packages/harmony-core/src/blockchain.ts
new file mode 100644
index 0000000..6b43e95
--- /dev/null
+++ b/packages/harmony-core/src/blockchain.ts
@@ -0,0 +1,320 @@
+import { RPCMethod, Messenger } from '@harmony/network';
+
+import {
+  assertObject,
+  AssertType,
+  HarmonyCore,
+  ChainType,
+} from '@harmony/utils';
+
+import { Transaction } from '@harmony/transaction';
+
+class Blockchain extends HarmonyCore {
+  messenger: Messenger;
+  chainType: ChainType;
+
+  constructor(messenger: Messenger, chainType: ChainType = ChainType.Harmony) {
+    super(chainType);
+    this.messenger = messenger;
+    this.chainType = chainType;
+  }
+  setMessenger(messenger: Messenger) {
+    this.messenger = messenger;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    address: ['isAddress', AssertType.required],
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+  })
+  async getBalance({
+    address,
+    blockNumber,
+    tag = 'latest',
+  }: {
+    address: string;
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBalance,
+      [address, blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    blockHash: ['isHash', AssertType.required],
+    returnObject: ['isBoolean', AssertType.optional],
+  })
+  async getBlockByHash({
+    blockHash,
+    returnObject = true,
+  }: {
+    blockHash: string;
+    returnObject: boolean;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBlockByHash,
+      [blockHash, returnObject],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+    returnObject: ['isBoolean', AssertType.optional],
+  })
+  async getBlockByNumber({
+    blockNumber,
+    tag = 'latest',
+    returnObject = true,
+  }: {
+    blockNumber: string;
+    tag: string;
+    returnObject: boolean;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBlockByNumber,
+      [blockNumber || tag, returnObject],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    blockHash: ['isHash', AssertType.required],
+  })
+  async getBlockTransactionCountByHash({ blockHash }: { blockHash: string }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBlockTransactionCountByHash,
+      [blockHash],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    blockNumber: ['isHex', AssertType.required],
+    tag: ['isString', AssertType.optional],
+  })
+  async getBlockTransactionCountByNumber({
+    blockNumber,
+    tag = 'latest',
+  }: {
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBlockTransactionCountByNumber,
+      [blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    blockHash: ['isHash', AssertType.required],
+    index: ['isHex', AssertType.required],
+  })
+  async getTransactionByBlockHashAndIndex({
+    blockHash,
+    index,
+  }: {
+    blockHash: string;
+    index: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionByBlockHashAndIndex,
+      [blockHash, index],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    blockNumber: ['isHex', AssertType.required],
+    index: ['isHex', AssertType.required],
+    tag: ['isString', AssertType.optional],
+  })
+  async getTransactionByBlockNumberAndIndex({
+    blockNumber,
+    index,
+    tag = 'latest',
+  }: {
+    blockNumber: string;
+    index: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionByBlockNumberAndIndex,
+      [blockNumber || tag, index],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    txnHash: ['isHash', AssertType.required],
+  })
+  async getTransactionByHash({ txnHash }: { txnHash: string }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionByHash,
+      [txnHash],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    txnHash: ['isString', AssertType.required],
+  })
+  async getTransactionReceipt({ txnHash }: { txnHash: string }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionReceipt,
+      [txnHash],
+      this.chainPrefix,
+    );
+    return result;
+  }
+  /**
+   *
+   */
+  @assertObject({
+    address: ['isAddress', AssertType.required],
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+  })
+  async getCode({
+    address,
+    blockNumber,
+    tag = 'latest',
+  }: {
+    address: string;
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetCode,
+      [address, blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  async syncing() {
+    const result = await this.messenger.send(
+      RPCMethod.Syncing,
+      [],
+      this.chainPrefix,
+    );
+    if (result.responseType === 'raw') {
+      return result.result;
+    }
+    return result;
+  }
+
+  async net_peerCount() {
+    const result = await this.messenger.send(
+      RPCMethod.PeerCount,
+      [],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    address: ['isAddress', AssertType.required],
+    position: ['isHex', AssertType.required],
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+  })
+  async getStorageAt({
+    address,
+    position,
+    blockNumber,
+    tag = 'latest',
+  }: {
+    address: string;
+    position: string;
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetStorageAt,
+      [address, position, blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    address: ['isAddress', AssertType.required],
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+  })
+  async getTransactionCount({
+    address,
+    blockNumber,
+    tag = 'latest',
+  }: {
+    address: string;
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionCount,
+      [address, blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  async sendTransaction(transaction: Transaction) {
+    if (!transaction.isSigned || !transaction) {
+      throw new Error('transaction is not signed or not exist');
+    }
+    const result = await this.messenger.send(
+      RPCMethod.SendTransaction,
+      [transaction.txPayload],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  // async sendRawTransaction(transaction: Transaction) {
+  //   if (!transaction.isSigned || !transaction) {
+  //     throw new Error('transaction is not signed or not exist');
+  //   }
+  //   const [txn, result] = await transaction.sendTransaction();
+  //   if (txn.isPending) {
+  //     return result;
+  //   }
+  // }
+}
+
+export { Blockchain };
diff --git a/packages/harmony-core/src/harmony.ts b/packages/harmony-core/src/harmony.ts
index ba1d697..cc18c55 100644
--- a/packages/harmony-core/src/harmony.ts
+++ b/packages/harmony-core/src/harmony.ts
@@ -1,9 +1,10 @@
 import * as crypto from '@harmony/crypto';
 import * as utils from '@harmony/utils';
 
-import { HttpProvider, Messenger, Blockchain } from '@harmony/network';
+import { HttpProvider, Messenger } from '@harmony/network';
 import { TransactionFactory, Transaction } from '@harmony/transaction';
 import { Wallet, Account } from '@harmony/account';
+import { Blockchain } from './blockchain';
 
 class Harmony extends utils.HarmonyCore {
   Modules = {
diff --git a/packages/harmony-core/src/types.ts b/packages/harmony-core/src/types.ts
index 6bcc2a0..bcc314d 100644
--- a/packages/harmony-core/src/types.ts
+++ b/packages/harmony-core/src/types.ts
@@ -1,6 +1,7 @@
-import { HttpProvider, Messenger, Blockchain } from '@harmony/network';
+import { HttpProvider, Messenger } from '@harmony/network';
 import { TransactionFactory, Transaction } from '@harmony/transaction';
 import { Wallet, Account } from '@harmony/account';
+import { Blockchain } from './blockchain';
 
 export interface HarmonyModule {
   HttpProvider: HttpProvider;
diff --git a/packages/harmony-core/tsconfig.test.json b/packages/harmony-core/tsconfig.test.json
new file mode 100644
index 0000000..8daf0f0
--- /dev/null
+++ b/packages/harmony-core/tsconfig.test.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.test.json",
+  "include": ["src", "test", "../../typings/**/*.d.ts"],
+  "references": []
+}
diff --git a/packages/harmony-crypto/tsconfig.test.json b/packages/harmony-crypto/tsconfig.test.json
new file mode 100644
index 0000000..8daf0f0
--- /dev/null
+++ b/packages/harmony-crypto/tsconfig.test.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.test.json",
+  "include": ["src", "test", "../../typings/**/*.d.ts"],
+  "references": []
+}
diff --git a/packages/harmony-network/src/blockchain/blockchain.ts b/packages/harmony-network/src/blockchain/blockchain.ts
deleted file mode 100644
index 76b8355..0000000
--- a/packages/harmony-network/src/blockchain/blockchain.ts
+++ /dev/null
@@ -1,83 +0,0 @@
-import { RPCMethod } from './rpc';
-import { Messenger } from '../messenger/messenger';
-import {
-  assertObject,
-  AssertType,
-  HarmonyCore,
-  ChainType,
-} from '@harmony/utils';
-
-class Blockchain extends HarmonyCore {
-  messenger: Messenger;
-  chainType: ChainType;
-
-  constructor(messenger: Messenger, chainType: ChainType = ChainType.Harmony) {
-    super(chainType);
-    this.messenger = messenger;
-    this.chainType = chainType;
-  }
-  setMessenger(messenger: Messenger) {
-    this.messenger = messenger;
-  }
-
-  /**
-   *
-   */
-  @assertObject({
-    address: ['isAddress', AssertType.required],
-    blockNumber: ['isHex', AssertType.optional],
-    tag: ['isString', AssertType.optional],
-  })
-  async getBalance({
-    address,
-    blockNumber,
-    tag = 'latest',
-  }: {
-    address: string;
-    blockNumber: string;
-    tag: string;
-  }) {
-    const result = await this.messenger.send(
-      RPCMethod.GetBalance,
-      [address, blockNumber || tag],
-      this.chainPrefix,
-    );
-    return result;
-  }
-
-  @assertObject({
-    hash: ['isHash', AssertType.required],
-    returnObject: ['isBoolean', AssertType.optional],
-  })
-  async getBlockByHash({
-    hash,
-    returnObject = true,
-  }: {
-    hash: string;
-    returnObject: boolean;
-  }) {
-    const result = await this.messenger.send(
-      RPCMethod.GetBlockByHash,
-      [hash, returnObject],
-      this.chainPrefix,
-    );
-    return result;
-  }
-
-  /**
-   *
-   */
-  @assertObject({
-    hash: ['isString', AssertType.required],
-  })
-  async getTransactionReceipt({ hash }: { hash: string }) {
-    const result = await this.messenger.send(
-      RPCMethod.GetTransactionReceipt,
-      [hash],
-      this.chainPrefix,
-    );
-    return result;
-  }
-}
-
-export { Blockchain };
diff --git a/packages/harmony-network/src/index.ts b/packages/harmony-network/src/index.ts
index fca89ff..c640b46 100644
--- a/packages/harmony-network/src/index.ts
+++ b/packages/harmony-network/src/index.ts
@@ -6,10 +6,10 @@ export * from './providers/http';
 export * from './messenger/messenger';
 export * from './messenger/responseMiddleware';
 // rpc builder and blockchain method
-export * from './blockchain/rpcBuilder';
-export * from './blockchain/net';
-export * from './blockchain/rpc';
-export * from './blockchain/blockchain';
+export * from './rpcMethod/rpcBuilder';
+export * from './rpcMethod/net';
+export * from './rpcMethod/rpc';
+
 // utils
 export * from './util';
 // types
diff --git a/packages/harmony-network/src/messenger/messenger.ts b/packages/harmony-network/src/messenger/messenger.ts
index 6e0f83e..30c09d3 100644
--- a/packages/harmony-network/src/messenger/messenger.ts
+++ b/packages/harmony-network/src/messenger/messenger.ts
@@ -1,9 +1,9 @@
 import { HarmonyCore, ChainType, isString } from '@harmony/utils';
-import { JsonRpc } from '../blockchain/rpcbuilder';
+import { JsonRpc } from '../rpcMethod/rpcbuilder';
 import { ResponseMiddleware } from './responseMiddleware';
 import { HttpProvider } from '../providers/http';
 import { getResultForData } from '../util';
-import { RPCMethod } from '../blockchain/rpc';
+import { RPCMethod } from '../rpcMethod/rpc';
 
 const defaultConfig = {
   Default: {
diff --git a/packages/harmony-network/src/providers/baseProvider.ts b/packages/harmony-network/src/providers/baseProvider.ts
index ba40afd..faf71e1 100644
--- a/packages/harmony-network/src/providers/baseProvider.ts
+++ b/packages/harmony-network/src/providers/baseProvider.ts
@@ -1,5 +1,5 @@
 import { ReqMiddleware, ResMiddleware, MiddlewareType } from '../types';
-import { RPCMethod } from '../blockchain/rpc';
+import { RPCMethod } from '../rpcMethod/rpc';
 
 class BaseProvider {
   middlewares = {
diff --git a/packages/harmony-network/src/providers/http.ts b/packages/harmony-network/src/providers/http.ts
index 5f56087..15dd7d5 100644
--- a/packages/harmony-network/src/providers/http.ts
+++ b/packages/harmony-network/src/providers/http.ts
@@ -5,7 +5,7 @@ import {
   performRPC,
   DEFAULT_TIMEOUT,
   DEFAULT_HEADERS,
-} from '../blockchain/net';
+} from '../rpcMethod/net';
 
 import { RPCRequestPayload } from '../types';
 
diff --git a/packages/harmony-network/src/rpcMethod/blockchain.ts b/packages/harmony-network/src/rpcMethod/blockchain.ts
new file mode 100644
index 0000000..b178120
--- /dev/null
+++ b/packages/harmony-network/src/rpcMethod/blockchain.ts
@@ -0,0 +1,320 @@
+import { RPCMethod } from './rpc';
+import { Messenger } from '../messenger/messenger';
+import {
+  assertObject,
+  AssertType,
+  HarmonyCore,
+  ChainType,
+} from '@harmony/utils';
+
+// import {Transaction} from '@harmony/transaction'
+
+class Blockchain extends HarmonyCore {
+  messenger: Messenger;
+  chainType: ChainType;
+
+  constructor(messenger: Messenger, chainType: ChainType = ChainType.Harmony) {
+    super(chainType);
+    this.messenger = messenger;
+    this.chainType = chainType;
+  }
+  setMessenger(messenger: Messenger) {
+    this.messenger = messenger;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    address: ['isAddress', AssertType.required],
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+  })
+  async getBalance({
+    address,
+    blockNumber,
+    tag = 'latest',
+  }: {
+    address: string;
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBalance,
+      [address, blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    blockHash: ['isHash', AssertType.required],
+    returnObject: ['isBoolean', AssertType.optional],
+  })
+  async getBlockByHash({
+    blockHash,
+    returnObject = true,
+  }: {
+    blockHash: string;
+    returnObject: boolean;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBlockByHash,
+      [blockHash, returnObject],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+    returnObject: ['isBoolean', AssertType.optional],
+  })
+  async getBlockByNumber({
+    blockNumber,
+    tag = 'latest',
+    returnObject = true,
+  }: {
+    blockNumber: string;
+    tag: string;
+    returnObject: boolean;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBlockByNumber,
+      [blockNumber || tag, returnObject],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    blockHash: ['isHash', AssertType.required],
+  })
+  async getBlockTransactionCountByHash({ blockHash }: { blockHash: string }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBlockTransactionCountByHash,
+      [blockHash],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    blockNumber: ['isHex', AssertType.required],
+    tag: ['isString', AssertType.optional],
+  })
+  async getBlockTransactionCountByNumber({
+    blockNumber,
+    tag = 'latest',
+  }: {
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetBlockTransactionCountByNumber,
+      [blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    blockHash: ['isHash', AssertType.required],
+    index: ['isHex', AssertType.required],
+  })
+  async getTransactionByBlockHashAndIndex({
+    blockHash,
+    index,
+  }: {
+    blockHash: string;
+    index: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionByBlockHashAndIndex,
+      [blockHash, index],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    blockNumber: ['isHex', AssertType.required],
+    index: ['isHex', AssertType.required],
+    tag: ['isString', AssertType.optional],
+  })
+  async getTransactionByBlockNumberAndIndex({
+    blockNumber,
+    index,
+    tag = 'latest',
+  }: {
+    blockNumber: string;
+    index: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionByBlockNumberAndIndex,
+      [blockNumber || tag, index],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    txnHash: ['isHash', AssertType.required],
+  })
+  async getTransactionByHash({ txnHash }: { txnHash: string }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionByHash,
+      [txnHash],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  @assertObject({
+    txnHash: ['isString', AssertType.required],
+  })
+  async getTransactionReceipt({ txnHash }: { txnHash: string }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionReceipt,
+      [txnHash],
+      this.chainPrefix,
+    );
+    return result;
+  }
+  /**
+   *
+   */
+  @assertObject({
+    address: ['isAddress', AssertType.required],
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+  })
+  async getCode({
+    address,
+    blockNumber,
+    tag = 'latest',
+  }: {
+    address: string;
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetCode,
+      [address, blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  /**
+   *
+   */
+  async syncing() {
+    const result = await this.messenger.send(
+      RPCMethod.Syncing,
+      [],
+      this.chainPrefix,
+    );
+    if (result.responseType === 'raw') {
+      return result.result;
+    }
+    return result;
+  }
+
+  async net_peerCount() {
+    const result = await this.messenger.send(
+      RPCMethod.PeerCount,
+      [],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    address: ['isAddress', AssertType.required],
+    position: ['isHex', AssertType.required],
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+  })
+  async getStorageAt({
+    address,
+    position,
+    blockNumber,
+    tag = 'latest',
+  }: {
+    address: string;
+    position: string;
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetStorageAt,
+      [address, position, blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  @assertObject({
+    address: ['isAddress', AssertType.required],
+    blockNumber: ['isHex', AssertType.optional],
+    tag: ['isString', AssertType.optional],
+  })
+  async getTransactionCount({
+    address,
+    blockNumber,
+    tag = 'latest',
+  }: {
+    address: string;
+    blockNumber: string;
+    tag: string;
+  }) {
+    const result = await this.messenger.send(
+      RPCMethod.GetTransactionCount,
+      [address, blockNumber || tag],
+      this.chainPrefix,
+    );
+    return result;
+  }
+
+  // async sendTransaction(transaction: Transaction) {
+  //   if (!transaction.isSigned || !transaction) {
+  //     throw new Error('transaction is not signed or not exist');
+  //   }
+  //   const result = await this.messenger.send(
+  //     RPCMethod.SendTransaction,
+  //     [transaction.txPayload],
+  //     this.chainPrefix,
+  //   );
+  //   return result;
+  // }
+
+  // async sendRawTransaction(transaction: Transaction) {
+  //   if (!transaction.isSigned || !transaction) {
+  //     throw new Error('transaction is not signed or not exist');
+  //   }
+  //   const [txn, result] = await transaction.sendTransaction();
+  //   if (txn.isPending) {
+  //     return result;
+  //   }
+  // }
+}
+
+export { Blockchain };
diff --git a/packages/harmony-network/src/blockchain/net.ts b/packages/harmony-network/src/rpcMethod/net.ts
similarity index 100%
rename from packages/harmony-network/src/blockchain/net.ts
rename to packages/harmony-network/src/rpcMethod/net.ts
diff --git a/packages/harmony-network/src/blockchain/rpc.ts b/packages/harmony-network/src/rpcMethod/rpc.ts
similarity index 100%
rename from packages/harmony-network/src/blockchain/rpc.ts
rename to packages/harmony-network/src/rpcMethod/rpc.ts
diff --git a/packages/harmony-network/src/blockchain/rpcBuilder.ts b/packages/harmony-network/src/rpcMethod/rpcBuilder.ts
similarity index 100%
rename from packages/harmony-network/src/blockchain/rpcBuilder.ts
rename to packages/harmony-network/src/rpcMethod/rpcBuilder.ts
diff --git a/packages/harmony-network/src/types.ts b/packages/harmony-network/src/types.ts
index d88c983..24cfb22 100644
--- a/packages/harmony-network/src/types.ts
+++ b/packages/harmony-network/src/types.ts
@@ -1,4 +1,4 @@
-import { RPCMethod, RPCErrorCode } from './blockchain/rpc';
+import { RPCMethod, RPCErrorCode } from './rpcMethod/rpc';
 
 export type ReqMiddleware = Map<string | RPCMethod | RegExp, any[]>;
 export type ResMiddleware = Map<string | RPCMethod | RegExp, any[]>;
diff --git a/packages/harmony-network/tsconfig.test.json b/packages/harmony-network/tsconfig.test.json
new file mode 100644
index 0000000..8daf0f0
--- /dev/null
+++ b/packages/harmony-network/tsconfig.test.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.test.json",
+  "include": ["src", "test", "../../typings/**/*.d.ts"],
+  "references": []
+}
diff --git a/packages/harmony-transaction/tsconfig.test.json b/packages/harmony-transaction/tsconfig.test.json
new file mode 100644
index 0000000..8daf0f0
--- /dev/null
+++ b/packages/harmony-transaction/tsconfig.test.json
@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.test.json",
+  "include": ["src", "test", "../../typings/**/*.d.ts"],
+  "references": []
+}
diff --git a/scripts/typings/schema.ts b/scripts/typings/schema.ts
index 87b4e50..428dd92 100644
--- a/scripts/typings/schema.ts
+++ b/scripts/typings/schema.ts
@@ -39,10 +39,10 @@ async function generateSchemas() {
 
       const schema = schemas.generateSchema(prog, '*', settings);
 
-      fs.writeFileSync(
-        path.join(pkgPath, 'test', 'schema.json'),
-        JSON.stringify(schema, undefined, 2),
-      );
+      // fs.writeFileSync(
+      //   path.join(pkgPath, 'test', 'schema.json'),
+      //   JSON.stringify(schema, undefined, 2),
+      // );
     });
 }
 
diff --git a/tsconfig.test.json b/tsconfig.test.json
index 5656591..649a8be 100644
--- a/tsconfig.test.json
+++ b/tsconfig.test.json
@@ -2,5 +2,12 @@
   "extends": "./tsconfig.base.json",
   "files": [],
   "include": ["./typings/**/*.d.ts"],
-  "references": [{ "path": "packages/harmony-utils" }]
+  "references": [
+    { "path": "packages/harmony-core" },
+    { "path": "packages/harmony-account" },
+    { "path": "packages/harmony-crypto" },
+    { "path": "packages/harmony-utils" },
+    { "path": "packages/harmony-network" },
+    { "path": "packages/harmony-transaction" }
+  ]
 }