diff --git a/src/main/java/org/tron/walletcli/Client.java b/src/main/java/org/tron/walletcli/Client.java
index f9b6bb190..f84d5c731 100755
--- a/src/main/java/org/tron/walletcli/Client.java
+++ b/src/main/java/org/tron/walletcli/Client.java
@@ -111,6 +111,7 @@ public class Client {
       "GetBalance",
       "GetBlock",
       "GetBlockById",
+      "GetBlockByIdOrNum",
       "GetBlockByLatestNum",
       "GetBlockByLimitNext",
       "GetBrokerage",
@@ -240,6 +241,7 @@ public class Client {
       "GetBalance",
       "GetBlock",
       "GetBlockById",
+      "GetBlockByIdOrNum",
       "GetBlockByLatestNum",
       "GetBlockByLimitNext",
       "GetBrokerage",
@@ -4357,6 +4359,10 @@ private void run() {
               getMarketOrderById(parameters);
               break;
             }
+            case "getblockbyidornum": {
+              getBlockByIdOrNum(parameters);
+              break;
+            }
             case "exit":
             case "quit": {
               System.out.println("Exit !!!");
@@ -4403,6 +4409,47 @@ private void getChainParameters() {
     }
   }
 
+  private void getBlockByIdOrNum(String[] parameters) {
+    String idOrNum = null;
+    boolean detail = false;
+    if (parameters == null || parameters.length == 0) {
+      // query current header
+      System.out.println("Get current header !!!");
+    } else {
+      if (parameters.length == 1) {
+       String param = parameters[0];
+       if ("help".equalsIgnoreCase(param)) {
+         // print help
+         System.out.println("1.get current header using the following command:");
+         System.out.println("getBlockByIdOrNum");
+         System.out.println("2. get current block command:");
+         System.out.println("getBlockByIdOrNum true");
+         System.out.println("3. get header by id or number with the following syntax:");
+         System.out.println("getBlockByIdOrNum idOrNum");
+         System.out.println("4. get block by id or number with the following syntax:");
+         System.out.println("getBlockByIdOrNum idOrNum true");
+         return;
+        }
+       if ("true".equalsIgnoreCase(param)) {
+         // query current block
+         detail = true;
+       } else {
+         // query header by id or num
+         idOrNum = parameters[0];
+       }
+      } else {
+        idOrNum = parameters[0];
+        detail = Boolean.parseBoolean(parameters[1]);
+      }
+    }
+    BlockExtention blockExtention = walletApiWrapper.getBlock(idOrNum, detail);
+      if (blockExtention == null) {
+        System.out.println("No header for idOrNum : " + idOrNum);
+        return;
+      }
+      System.out.println(Utils.printBlockExtention(blockExtention));
+  }
+
   public static void main(String[] args) {
     Client cli = new Client();
     JCommander.newBuilder()
diff --git a/src/main/java/org/tron/walletcli/WalletApiWrapper.java b/src/main/java/org/tron/walletcli/WalletApiWrapper.java
index d359a754d..5778eceaa 100644
--- a/src/main/java/org/tron/walletcli/WalletApiWrapper.java
+++ b/src/main/java/org/tron/walletcli/WalletApiWrapper.java
@@ -1852,4 +1852,8 @@ public Optional<MarketOrder> getMarketOrderById(byte[] order) {
     return WalletApi.getMarketOrderById(order);
   }
 
+  public BlockExtention getBlock(String idOrNum, boolean detail) {
+    return WalletApi.getBlock(idOrNum, detail);
+  }
+
 }
diff --git a/src/main/java/org/tron/walletserver/GrpcClient.java b/src/main/java/org/tron/walletserver/GrpcClient.java
index 361b94c82..2ea3ea9c0 100644
--- a/src/main/java/org/tron/walletserver/GrpcClient.java
+++ b/src/main/java/org/tron/walletserver/GrpcClient.java
@@ -1083,4 +1083,23 @@ public Optional<MarketOrder> getMarketOrderById(byte[] order) {
     return Optional.ofNullable(orderPair);
   }
 
+  public BlockExtention getBlock(String idOrNum, boolean detail) {
+    BlockExtention block;
+
+    BlockReq.Builder builder = BlockReq.newBuilder();
+    if (idOrNum != null && !idOrNum.isEmpty()) {
+      builder.setIdOrNum(idOrNum);
+    }
+    builder.setDetail(detail);
+    if (blockingStubSolidity != null) {
+      block = blockingStubSolidity.getBlock(builder.build());
+    } else {
+      block = blockingStubFull.getBlock(builder.build());
+    }
+    if (block == BlockExtention.getDefaultInstance()) {
+      block = null; // set to null
+    }
+    return block;
+  }
+
 }
diff --git a/src/main/java/org/tron/walletserver/WalletApi.java b/src/main/java/org/tron/walletserver/WalletApi.java
index 201d6c090..a000cace5 100644
--- a/src/main/java/org/tron/walletserver/WalletApi.java
+++ b/src/main/java/org/tron/walletserver/WalletApi.java
@@ -2806,4 +2806,8 @@ public static Optional<MarketOrder> getMarketOrderById(byte[] order) {
     return rpcCli.getMarketOrderById(order);
   }
 
+  public static BlockExtention getBlock(String idOrNum, boolean detail) {
+    return rpcCli.getBlock(idOrNum, detail);
+  }
+
 }
diff --git a/src/main/protos/api/api.proto b/src/main/protos/api/api.proto
index f9dcc0f32..6cfa57986 100644
--- a/src/main/protos/api/api.proto
+++ b/src/main/protos/api/api.proto
@@ -778,6 +778,8 @@ service Wallet {
   rpc GetMarketPairList (EmptyMessage) returns (MarketOrderPairList) {
   }
   // end for market
+  rpc GetBlock (BlockReq) returns (BlockExtention) {
+  }
 };
 
 service WalletSolidity {
@@ -960,6 +962,8 @@ service WalletSolidity {
 
   rpc GetMarketPairList (EmptyMessage) returns (MarketOrderPairList) {
   }
+  rpc GetBlock (BlockReq) returns (BlockExtention) {
+  }
 };
 
 service WalletExtension {
@@ -1094,6 +1098,10 @@ message TimeMessage {
   int64 beginInMilliseconds = 1;
   int64 endInMilliseconds = 2;
 }
+message BlockReq {
+  string id_or_num = 1;
+  bool   detail = 2;
+}
 message BlockLimit {
   int64 startNum = 1;
   int64 endNum = 2;
diff --git a/src/main/protos/install-googleapis.sh b/src/main/protos/install-googleapis.sh
index 0d44f6108..e1c1df801 100755
--- a/src/main/protos/install-googleapis.sh
+++ b/src/main/protos/install-googleapis.sh
@@ -5,7 +5,7 @@ go get -u github.com/grpc-ecosystem/grpc-gateway/protoc-gen-grpc-gateway
 go get -u github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger
 go get -u github.com/golang/protobuf/protoc-gen-go
 
-wget http://central.maven.org/maven2/com/google/api/grpc/googleapis-common-protos/0.0.3/googleapis-common-protos-0.0.3.jar
+wget https://repo1.maven.org/maven2/com/google/api/grpc/googleapis-common-protos/0.0.3/googleapis-common-protos-0.0.3.jar
 jar xvf googleapis-common-protos-0.0.3.jar
 cp -r google/ $HOME/protobuf/include/
 ls -l