diff --git a/Cargo.toml b/Cargo.toml
index 417436fe1..dbfa97725 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chainx"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 description = "Fully Decentralized Interchain Crypto Asset Management on Polkadot"
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index db36e60ba..88e0e4147 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chainx-cli"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 description = "Implementation of protocol https://chainx.org in Rust based on the Substrate framework."
 edition = "2018"
diff --git a/executor/Cargo.toml b/executor/Cargo.toml
index 222393014..bf9e58b7e 100644
--- a/executor/Cargo.toml
+++ b/executor/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chainx-executor"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/Cargo.toml b/primitives/Cargo.toml
index 302483d88..303fb2e87 100644
--- a/primitives/Cargo.toml
+++ b/primitives/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chainx-primitives"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/assets-registrar/Cargo.toml b/primitives/assets-registrar/Cargo.toml
index e746888fc..43bb9054f 100644
--- a/primitives/assets-registrar/Cargo.toml
+++ b/primitives/assets-registrar/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xp-assets-registrar"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/genesis-builder/Cargo.toml b/primitives/genesis-builder/Cargo.toml
index e86e73b38..6887d0358 100644
--- a/primitives/genesis-builder/Cargo.toml
+++ b/primitives/genesis-builder/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xp-genesis-builder"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/io/Cargo.toml b/primitives/io/Cargo.toml
index a30aee575..b65136138 100644
--- a/primitives/io/Cargo.toml
+++ b/primitives/io/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xp-io"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/logging/Cargo.toml b/primitives/logging/Cargo.toml
index b579f13ca..8851b6e7f 100644
--- a/primitives/logging/Cargo.toml
+++ b/primitives/logging/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xp-logging"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/mining/common/Cargo.toml b/primitives/mining/common/Cargo.toml
index 2bbafda52..f24259419 100644
--- a/primitives/mining/common/Cargo.toml
+++ b/primitives/mining/common/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xp-mining-common"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/mining/staking/Cargo.toml b/primitives/mining/staking/Cargo.toml
index 19858710f..3c7009121 100644
--- a/primitives/mining/staking/Cargo.toml
+++ b/primitives/mining/staking/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xp-mining-staking"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/protocol/Cargo.toml b/primitives/protocol/Cargo.toml
index 204beef55..171cdee99 100644
--- a/primitives/protocol/Cargo.toml
+++ b/primitives/protocol/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xp-protocol"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/rpc/Cargo.toml b/primitives/rpc/Cargo.toml
index ad15e08e8..3ab1ae310 100644
--- a/primitives/rpc/Cargo.toml
+++ b/primitives/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xp-rpc"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/primitives/runtime/Cargo.toml b/primitives/runtime/Cargo.toml
index ef3f26024..5788bf90b 100644
--- a/primitives/runtime/Cargo.toml
+++ b/primitives/runtime/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xp-runtime"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/rpc/Cargo.toml b/rpc/Cargo.toml
index 2d4d162a8..0e288e835 100644
--- a/rpc/Cargo.toml
+++ b/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chainx-rpc"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index 0ebf574e0..e0ed1a380 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chainx-runtime"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/assets-registrar/Cargo.toml b/xpallets/assets-registrar/Cargo.toml
index f8cc61eaa..f8960888b 100644
--- a/xpallets/assets-registrar/Cargo.toml
+++ b/xpallets/assets-registrar/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-assets-registrar"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/assets/Cargo.toml b/xpallets/assets/Cargo.toml
index c3e44cb8e..c91c36bbe 100644
--- a/xpallets/assets/Cargo.toml
+++ b/xpallets/assets/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-assets"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/assets/rpc/Cargo.toml b/xpallets/assets/rpc/Cargo.toml
index 6223e703a..2a68fb418 100644
--- a/xpallets/assets/rpc/Cargo.toml
+++ b/xpallets/assets/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-assets-rpc"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/assets/rpc/runtime-api/Cargo.toml b/xpallets/assets/rpc/runtime-api/Cargo.toml
index c2d779633..262b461ea 100644
--- a/xpallets/assets/rpc/runtime-api/Cargo.toml
+++ b/xpallets/assets/rpc/runtime-api/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-assets-rpc-runtime-api"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/dex/spot/Cargo.toml b/xpallets/dex/spot/Cargo.toml
index 0ccbe323e..44c4a55ab 100644
--- a/xpallets/dex/spot/Cargo.toml
+++ b/xpallets/dex/spot/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-dex-spot"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/dex/spot/rpc/Cargo.toml b/xpallets/dex/spot/rpc/Cargo.toml
index 5ac5349b2..939f35c3c 100644
--- a/xpallets/dex/spot/rpc/Cargo.toml
+++ b/xpallets/dex/spot/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-dex-spot-rpc"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/dex/spot/rpc/runtime-api/Cargo.toml b/xpallets/dex/spot/rpc/runtime-api/Cargo.toml
index bb5cb518e..9d288d272 100644
--- a/xpallets/dex/spot/rpc/runtime-api/Cargo.toml
+++ b/xpallets/dex/spot/rpc/runtime-api/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-dex-spot-rpc-runtime-api"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/gateway/bitcoin/Cargo.toml b/xpallets/gateway/bitcoin/Cargo.toml
index 08b90e1db..7aafe0a8c 100644
--- a/xpallets/gateway/bitcoin/Cargo.toml
+++ b/xpallets/gateway/bitcoin/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-gateway-bitcoin"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/gateway/common/Cargo.toml b/xpallets/gateway/common/Cargo.toml
index da3edd4b8..43a8f303f 100644
--- a/xpallets/gateway/common/Cargo.toml
+++ b/xpallets/gateway/common/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-gateway-common"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/gateway/common/rpc/Cargo.toml b/xpallets/gateway/common/rpc/Cargo.toml
index 3ab1a8c7b..a22d33440 100644
--- a/xpallets/gateway/common/rpc/Cargo.toml
+++ b/xpallets/gateway/common/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-gateway-common-rpc"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/gateway/common/rpc/runtime-api/Cargo.toml b/xpallets/gateway/common/rpc/runtime-api/Cargo.toml
index e4f8c1c28..08c3b3ee9 100644
--- a/xpallets/gateway/common/rpc/runtime-api/Cargo.toml
+++ b/xpallets/gateway/common/rpc/runtime-api/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-gateway-common-rpc-runtime-api"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/gateway/records/Cargo.toml b/xpallets/gateway/records/Cargo.toml
index ed9164c56..ad7ce39aa 100644
--- a/xpallets/gateway/records/Cargo.toml
+++ b/xpallets/gateway/records/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-gateway-records"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/gateway/records/rpc/Cargo.toml b/xpallets/gateway/records/rpc/Cargo.toml
index bf6c63087..09d813ca0 100644
--- a/xpallets/gateway/records/rpc/Cargo.toml
+++ b/xpallets/gateway/records/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-gateway-records-rpc"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/gateway/records/rpc/runtime-api/Cargo.toml b/xpallets/gateway/records/rpc/runtime-api/Cargo.toml
index 1874d98aa..8f6355919 100644
--- a/xpallets/gateway/records/rpc/runtime-api/Cargo.toml
+++ b/xpallets/gateway/records/rpc/runtime-api/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-gateway-records-rpc-runtime-api"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/genesis-builder/Cargo.toml b/xpallets/genesis-builder/Cargo.toml
index 94bf5f3ba..b60a76c00 100644
--- a/xpallets/genesis-builder/Cargo.toml
+++ b/xpallets/genesis-builder/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-genesis-builder"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/mining/asset/Cargo.toml b/xpallets/mining/asset/Cargo.toml
index 7c5053d5e..4758b4f30 100644
--- a/xpallets/mining/asset/Cargo.toml
+++ b/xpallets/mining/asset/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-mining-asset"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/mining/asset/rpc/Cargo.toml b/xpallets/mining/asset/rpc/Cargo.toml
index b52a35734..4f1f893ed 100644
--- a/xpallets/mining/asset/rpc/Cargo.toml
+++ b/xpallets/mining/asset/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-mining-asset-rpc"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/mining/asset/rpc/runtime-api/Cargo.toml b/xpallets/mining/asset/rpc/runtime-api/Cargo.toml
index b43b3d0bc..93d39b161 100644
--- a/xpallets/mining/asset/rpc/runtime-api/Cargo.toml
+++ b/xpallets/mining/asset/rpc/runtime-api/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-mining-asset-rpc-runtime-api"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/mining/staking/Cargo.toml b/xpallets/mining/staking/Cargo.toml
index 088af980b..a258a810c 100644
--- a/xpallets/mining/staking/Cargo.toml
+++ b/xpallets/mining/staking/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-mining-staking"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/mining/staking/rpc/Cargo.toml b/xpallets/mining/staking/rpc/Cargo.toml
index 3ca806843..3d2e6a88b 100644
--- a/xpallets/mining/staking/rpc/Cargo.toml
+++ b/xpallets/mining/staking/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-mining-staking-rpc"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/mining/staking/rpc/runtime-api/Cargo.toml b/xpallets/mining/staking/rpc/runtime-api/Cargo.toml
index f67c9e37a..d5d33b4d9 100644
--- a/xpallets/mining/staking/rpc/runtime-api/Cargo.toml
+++ b/xpallets/mining/staking/rpc/runtime-api/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-mining-staking-rpc-runtime-api"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/support/Cargo.toml b/xpallets/support/Cargo.toml
index e63c7160f..f9d30040e 100644
--- a/xpallets/support/Cargo.toml
+++ b/xpallets/support/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-support"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/system/Cargo.toml b/xpallets/system/Cargo.toml
index 379ffa1c1..c0e5c5d1b 100644
--- a/xpallets/system/Cargo.toml
+++ b/xpallets/system/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-system"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/transaction-fee/Cargo.toml b/xpallets/transaction-fee/Cargo.toml
index 4d4002abb..d3d06c7b5 100644
--- a/xpallets/transaction-fee/Cargo.toml
+++ b/xpallets/transaction-fee/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-transaction-fee"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/transaction-fee/rpc/Cargo.toml b/xpallets/transaction-fee/rpc/Cargo.toml
index 5bda5619b..7839e172c 100644
--- a/xpallets/transaction-fee/rpc/Cargo.toml
+++ b/xpallets/transaction-fee/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-transaction-fee-rpc"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"
 
diff --git a/xpallets/transaction-fee/rpc/runtime-api/Cargo.toml b/xpallets/transaction-fee/rpc/runtime-api/Cargo.toml
index a0ce68554..44227f224 100644
--- a/xpallets/transaction-fee/rpc/runtime-api/Cargo.toml
+++ b/xpallets/transaction-fee/rpc/runtime-api/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xpallet-transaction-fee-rpc-runtime-api"
-version = "2.0.0-alpha.4"
+version = "2.0.0-beta.0"
 authors = ["The ChainX Authors"]
 edition = "2018"