diff --git a/source/base/pom.xml b/source/base/pom.xml
index ab04450b..4e5bc72a 100644
--- a/source/base/pom.xml
+++ b/source/base/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>base</artifactId>
 
diff --git a/source/binary-proto/pom.xml b/source/binary-proto/pom.xml
index 916dffce..2eb6482c 100644
--- a/source/binary-proto/pom.xml
+++ b/source/binary-proto/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>binary-proto</artifactId>
 
diff --git a/source/consensus/consensus-bftsmart/pom.xml b/source/consensus/consensus-bftsmart/pom.xml
index 7c28ce70..39743832 100644
--- a/source/consensus/consensus-bftsmart/pom.xml
+++ b/source/consensus/consensus-bftsmart/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>consensus</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>consensus-bftsmart</artifactId>
 
diff --git a/source/consensus/consensus-framework/pom.xml b/source/consensus/consensus-framework/pom.xml
index fe2c09d3..9d4fbef4 100644
--- a/source/consensus/consensus-framework/pom.xml
+++ b/source/consensus/consensus-framework/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>consensus</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>consensus-framework</artifactId>
 
diff --git a/source/consensus/consensus-mq/pom.xml b/source/consensus/consensus-mq/pom.xml
index 1018a069..7b0f3431 100644
--- a/source/consensus/consensus-mq/pom.xml
+++ b/source/consensus/consensus-mq/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>consensus</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>consensus-mq</artifactId>
 
diff --git a/source/consensus/pom.xml b/source/consensus/pom.xml
index 31d76545..98a52f47 100644
--- a/source/consensus/pom.xml
+++ b/source/consensus/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>consensus</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/contract/contract-framework/pom.xml b/source/contract/contract-framework/pom.xml
index 48104b73..7fa67cf1 100644
--- a/source/contract/contract-framework/pom.xml
+++ b/source/contract/contract-framework/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>contract</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>contract-framework</artifactId>
 
diff --git a/source/contract/contract-jvm/pom.xml b/source/contract/contract-jvm/pom.xml
index b7650d54..338282ea 100644
--- a/source/contract/contract-jvm/pom.xml
+++ b/source/contract/contract-jvm/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>contract</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>contract-jvm</artifactId>
 
diff --git a/source/contract/contract-maven-plugin/pom.xml b/source/contract/contract-maven-plugin/pom.xml
index 88bf84bf..064d2155 100644
--- a/source/contract/contract-maven-plugin/pom.xml
+++ b/source/contract/contract-maven-plugin/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>contract</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>contract-maven-plugin</artifactId>
 	<packaging>maven-plugin</packaging>
diff --git a/source/contract/contract-samples/pom.xml b/source/contract/contract-samples/pom.xml
index b3faf4db..982dd45f 100644
--- a/source/contract/contract-samples/pom.xml
+++ b/source/contract/contract-samples/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>contract</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.1.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/contract/pom.xml b/source/contract/pom.xml
index 37ad3cd4..7e7415b1 100644
--- a/source/contract/pom.xml
+++ b/source/contract/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>contract</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/crypto/crypto-adv/pom.xml b/source/crypto/crypto-adv/pom.xml
index ec205688..c54e45d6 100644
--- a/source/crypto/crypto-adv/pom.xml
+++ b/source/crypto/crypto-adv/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>crypto</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto-adv</artifactId>
 
diff --git a/source/crypto/crypto-classic/pom.xml b/source/crypto/crypto-classic/pom.xml
index ade4aba4..451c815e 100644
--- a/source/crypto/crypto-classic/pom.xml
+++ b/source/crypto/crypto-classic/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>crypto</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto-classic</artifactId>
 
diff --git a/source/crypto/crypto-framework/pom.xml b/source/crypto/crypto-framework/pom.xml
index 62d89e52..04a196dc 100644
--- a/source/crypto/crypto-framework/pom.xml
+++ b/source/crypto/crypto-framework/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>crypto</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto-framework</artifactId>
 
diff --git a/source/crypto/crypto-pki/pom.xml b/source/crypto/crypto-pki/pom.xml
index 9c4921f1..61bde981 100644
--- a/source/crypto/crypto-pki/pom.xml
+++ b/source/crypto/crypto-pki/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>crypto</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.1.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/crypto/crypto-sm/pom.xml b/source/crypto/crypto-sm/pom.xml
index e2d3d58e..390e9661 100644
--- a/source/crypto/crypto-sm/pom.xml
+++ b/source/crypto/crypto-sm/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>crypto</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto-sm</artifactId>
 
diff --git a/source/crypto/pom.xml b/source/crypto/pom.xml
index 0cda5a25..87f6eeac 100644
--- a/source/crypto/pom.xml
+++ b/source/crypto/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>crypto</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/deployment/deployment-gateway/pom.xml b/source/deployment/deployment-gateway/pom.xml
index 6ed57e19..8a6908c8 100644
--- a/source/deployment/deployment-gateway/pom.xml
+++ b/source/deployment/deployment-gateway/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>deployment</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>deployment-gateway</artifactId>
 
diff --git a/source/deployment/deployment-peer/pom.xml b/source/deployment/deployment-peer/pom.xml
index 4ac9f092..fcdbc5b7 100644
--- a/source/deployment/deployment-peer/pom.xml
+++ b/source/deployment/deployment-peer/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>deployment</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>deployment-peer</artifactId>
 
diff --git a/source/deployment/pom.xml b/source/deployment/pom.xml
index 1f673989..9967e8bc 100644
--- a/source/deployment/pom.xml
+++ b/source/deployment/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>deployment</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/gateway/pom.xml b/source/gateway/pom.xml
index f1fb16b3..fe6f798a 100644
--- a/source/gateway/pom.xml
+++ b/source/gateway/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>gateway</artifactId>
 
diff --git a/source/ledger/ledger-core/pom.xml b/source/ledger/ledger-core/pom.xml
index e6ad7aed..861249a4 100644
--- a/source/ledger/ledger-core/pom.xml
+++ b/source/ledger/ledger-core/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>ledger</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>ledger-core</artifactId>
 
diff --git a/source/ledger/ledger-model/pom.xml b/source/ledger/ledger-model/pom.xml
index b0ea6b32..1fcc2240 100644
--- a/source/ledger/ledger-model/pom.xml
+++ b/source/ledger/ledger-model/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>ledger</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>ledger-model</artifactId>
 
diff --git a/source/ledger/ledger-rpc/pom.xml b/source/ledger/ledger-rpc/pom.xml
index 4cfed7d1..25153901 100644
--- a/source/ledger/ledger-rpc/pom.xml
+++ b/source/ledger/ledger-rpc/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>ledger</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>ledger-rpc</artifactId>
 
diff --git a/source/ledger/pom.xml b/source/ledger/pom.xml
index 89802d22..42f6e4e4 100644
--- a/source/ledger/pom.xml
+++ b/source/ledger/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>ledger</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/manager/manager-booter/pom.xml b/source/manager/manager-booter/pom.xml
index 885e16d9..65668cc6 100644
--- a/source/manager/manager-booter/pom.xml
+++ b/source/manager/manager-booter/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>manager</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.1.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/manager/manager-model/pom.xml b/source/manager/manager-model/pom.xml
index 314477d3..f4d69518 100644
--- a/source/manager/manager-model/pom.xml
+++ b/source/manager/manager-model/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>manager</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.1.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/manager/manager-service/pom.xml b/source/manager/manager-service/pom.xml
index fef1aed0..8ee81999 100644
--- a/source/manager/manager-service/pom.xml
+++ b/source/manager/manager-service/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>manager</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.1.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/manager/manager-web/pom.xml b/source/manager/manager-web/pom.xml
index 0daaf057..b9172eed 100644
--- a/source/manager/manager-web/pom.xml
+++ b/source/manager/manager-web/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>manager</artifactId>
         <groupId>com.jd.blockchain</groupId>
-        <version>1.1.1.RELEASE</version>
+        <version>1.2.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/source/manager/pom.xml b/source/manager/pom.xml
index 2972bff7..7416e033 100644
--- a/source/manager/pom.xml
+++ b/source/manager/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>manager</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/peer/pom.xml b/source/peer/pom.xml
index 9029deaa..20cc29f1 100644
--- a/source/peer/pom.xml
+++ b/source/peer/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>peer</artifactId>
 
diff --git a/source/pom.xml b/source/pom.xml
index 777775fc..189be5de 100644
--- a/source/pom.xml
+++ b/source/pom.xml
@@ -11,7 +11,7 @@
 
 	<groupId>com.jd.blockchain</groupId>
 	<artifactId>jdchain-root</artifactId>
-	<version>1.1.1.RELEASE</version>
+	<version>1.2.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<description>jdchain</description>
 
diff --git a/source/runtime/pom.xml b/source/runtime/pom.xml
index ec80c4b7..03c60442 100644
--- a/source/runtime/pom.xml
+++ b/source/runtime/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>runtime</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/runtime/runtime-context/pom.xml b/source/runtime/runtime-context/pom.xml
index ade4b9c4..ee955aa2 100644
--- a/source/runtime/runtime-context/pom.xml
+++ b/source/runtime/runtime-context/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>runtime</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>runtime-context</artifactId>
 
diff --git a/source/runtime/runtime-modular-booter/pom.xml b/source/runtime/runtime-modular-booter/pom.xml
index e39129c4..bb812b18 100644
--- a/source/runtime/runtime-modular-booter/pom.xml
+++ b/source/runtime/runtime-modular-booter/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>runtime</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>runtime-modular-booter</artifactId>
 </project>
\ No newline at end of file
diff --git a/source/runtime/runtime-modular/pom.xml b/source/runtime/runtime-modular/pom.xml
index 0bbb87d4..afccee46 100644
--- a/source/runtime/runtime-modular/pom.xml
+++ b/source/runtime/runtime-modular/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>runtime</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>runtime-modular</artifactId>
 
diff --git a/source/sdk/pom.xml b/source/sdk/pom.xml
index 56757bbe..177972f5 100644
--- a/source/sdk/pom.xml
+++ b/source/sdk/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sdk</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/sdk/sdk-base/pom.xml b/source/sdk/sdk-base/pom.xml
index 7c49f607..35f3d418 100644
--- a/source/sdk/sdk-base/pom.xml
+++ b/source/sdk/sdk-base/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>sdk</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sdk-base</artifactId>
 
diff --git a/source/sdk/sdk-client/pom.xml b/source/sdk/sdk-client/pom.xml
index c8f7b0cd..6cca87b7 100644
--- a/source/sdk/sdk-client/pom.xml
+++ b/source/sdk/sdk-client/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>sdk</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sdk-client</artifactId>
 
diff --git a/source/sdk/sdk-samples/pom.xml b/source/sdk/sdk-samples/pom.xml
index ba4e9909..11b66a9f 100644
--- a/source/sdk/sdk-samples/pom.xml
+++ b/source/sdk/sdk-samples/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>sdk</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>sdk-samples</artifactId>
 
diff --git a/source/storage/pom.xml b/source/storage/pom.xml
index 7bd095b7..ce1595a4 100644
--- a/source/storage/pom.xml
+++ b/source/storage/pom.xml
@@ -3,7 +3,7 @@
   <parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
   <artifactId>storage</artifactId>
   <packaging>pom</packaging>
diff --git a/source/storage/storage-composite/pom.xml b/source/storage/storage-composite/pom.xml
index 499c1c0b..b6b9cf50 100644
--- a/source/storage/storage-composite/pom.xml
+++ b/source/storage/storage-composite/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>storage</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>storage-composite</artifactId>
 
diff --git a/source/storage/storage-redis/pom.xml b/source/storage/storage-redis/pom.xml
index 29613bbb..cd48ebbb 100644
--- a/source/storage/storage-redis/pom.xml
+++ b/source/storage/storage-redis/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>storage</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>storage-redis</artifactId>
 
diff --git a/source/storage/storage-rocksdb/pom.xml b/source/storage/storage-rocksdb/pom.xml
index 4af83bb2..53cd8071 100644
--- a/source/storage/storage-rocksdb/pom.xml
+++ b/source/storage/storage-rocksdb/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>storage</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>storage-rocksdb</artifactId>
 
diff --git a/source/storage/storage-service/pom.xml b/source/storage/storage-service/pom.xml
index f21649fb..c6672b83 100644
--- a/source/storage/storage-service/pom.xml
+++ b/source/storage/storage-service/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>storage</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>storage-service</artifactId>
 
diff --git a/source/test/pom.xml b/source/test/pom.xml
index dac1a969..75594838 100644
--- a/source/test/pom.xml
+++ b/source/test/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/test/test-consensus-client/pom.xml b/source/test/test-consensus-client/pom.xml
index 73394904..9a202d4d 100644
--- a/source/test/test-consensus-client/pom.xml
+++ b/source/test/test-consensus-client/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>test</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test-consensus-client</artifactId>
 
diff --git a/source/test/test-consensus-node/pom.xml b/source/test/test-consensus-node/pom.xml
index ecc6532f..49362e12 100644
--- a/source/test/test-consensus-node/pom.xml
+++ b/source/test/test-consensus-node/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>test</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test-consensus-node</artifactId>
 	<dependencies>
@@ -38,7 +38,7 @@
 		<dependency>
 			<groupId>com.jd.blockchain</groupId>
 			<artifactId>consensus-bftsmart</artifactId>
-			<version>1.1.1.RELEASE</version>
+			<version>1.2.0-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
diff --git a/source/test/test-integration/pom.xml b/source/test/test-integration/pom.xml
index fcd52e7e..37e3a382 100644
--- a/source/test/test-integration/pom.xml
+++ b/source/test/test-integration/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>test</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test-integration</artifactId>
 
diff --git a/source/test/test-ledger/pom.xml b/source/test/test-ledger/pom.xml
index 884c2eb8..fa9421da 100644
--- a/source/test/test-ledger/pom.xml
+++ b/source/test/test-ledger/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>test</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>test-ledger</artifactId>
 
diff --git a/source/tools/pom.xml b/source/tools/pom.xml
index 75a03f8b..aada0db1 100644
--- a/source/tools/pom.xml
+++ b/source/tools/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/tools/tools-initializer-booter/pom.xml b/source/tools/tools-initializer-booter/pom.xml
index cb1603fa..06dd8b35 100644
--- a/source/tools/tools-initializer-booter/pom.xml
+++ b/source/tools/tools-initializer-booter/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>tools</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools-initializer-booter</artifactId>
 
diff --git a/source/tools/tools-initializer/pom.xml b/source/tools/tools-initializer/pom.xml
index 4a627f71..be338342 100644
--- a/source/tools/tools-initializer/pom.xml
+++ b/source/tools/tools-initializer/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>tools</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools-initializer</artifactId>
 
diff --git a/source/tools/tools-keygen-booter/pom.xml b/source/tools/tools-keygen-booter/pom.xml
index 3a859eec..d6d8c7ea 100644
--- a/source/tools/tools-keygen-booter/pom.xml
+++ b/source/tools/tools-keygen-booter/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>tools</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools-keygen-booter</artifactId>
 
diff --git a/source/tools/tools-keygen/pom.xml b/source/tools/tools-keygen/pom.xml
index f18d5d50..2be928a4 100644
--- a/source/tools/tools-keygen/pom.xml
+++ b/source/tools/tools-keygen/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>tools</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>tools-keygen</artifactId>
 
diff --git a/source/utils/pom.xml b/source/utils/pom.xml
index cda7fe58..a74e5bb8 100644
--- a/source/utils/pom.xml
+++ b/source/utils/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>jdchain-root</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils</artifactId>
 	<packaging>pom</packaging>
diff --git a/source/utils/utils-common/pom.xml b/source/utils/utils-common/pom.xml
index 6109546c..f9458f84 100644
--- a/source/utils/utils-common/pom.xml
+++ b/source/utils/utils-common/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-common</artifactId>
 
diff --git a/source/utils/utils-http/pom.xml b/source/utils/utils-http/pom.xml
index 36a8e328..4ebf530f 100644
--- a/source/utils/utils-http/pom.xml
+++ b/source/utils/utils-http/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/source/utils/utils-serialize/pom.xml b/source/utils/utils-serialize/pom.xml
index 75d17956..35769588 100644
--- a/source/utils/utils-serialize/pom.xml
+++ b/source/utils/utils-serialize/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-serialize</artifactId>
 
diff --git a/source/utils/utils-test/pom.xml b/source/utils/utils-test/pom.xml
index 2541556f..ebeeab34 100644
--- a/source/utils/utils-test/pom.xml
+++ b/source/utils/utils-test/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-test</artifactId>
 
diff --git a/source/utils/utils-web-server/pom.xml b/source/utils/utils-web-server/pom.xml
index b06fcbf6..d654c613 100644
--- a/source/utils/utils-web-server/pom.xml
+++ b/source/utils/utils-web-server/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-web-server</artifactId>
 
diff --git a/source/utils/utils-web/pom.xml b/source/utils/utils-web/pom.xml
index 4c8dccf3..055dcef4 100644
--- a/source/utils/utils-web/pom.xml
+++ b/source/utils/utils-web/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.jd.blockchain</groupId>
 		<artifactId>utils</artifactId>
-		<version>1.1.1.RELEASE</version>
+		<version>1.2.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>utils-web</artifactId>
 	<dependencies>