diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index a910a5c05..349a0e9ef 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go: ["1.16"]
+        go: ["1.19"]
     steps:
 
     - name: Set up Go ${{ matrix.go }}
diff --git a/benchmark/tools/generator/chain/datagen.go b/benchmark/tools/generator/chain/datagen.go
index 4bf35f69f..e6d5ba5f0 100644
--- a/benchmark/tools/generator/chain/datagen.go
+++ b/benchmark/tools/generator/chain/datagen.go
@@ -195,7 +195,7 @@ func (g *DataGen) generateBlock(
 		}
 	})
 
-	if block, err = g.pow.GenerateBlock(g.foundationAddr,
+	if block, err = g.pow.GenerateBlock(g.foundationAddr, "ELA",
 		maxTxPerBlock); err != nil {
 		return
 	}
diff --git a/benchmark/tools/generator/chain/utils.go b/benchmark/tools/generator/chain/utils.go
index 9a6efa8d2..530386949 100644
--- a/benchmark/tools/generator/chain/utils.go
+++ b/benchmark/tools/generator/chain/utils.go
@@ -161,7 +161,7 @@ func newGenesisBlock(ac *account.Account) *types.Block {
 func quickGenerateBlock(pow *pow.Service, prevHash *common.Uint256,
 	txs []interfaces.Transaction, minerAddr string, params *config.Configuration,
 	height uint32) (*types.Block, error) {
-	coinBaseTx, err := pow.CreateCoinbaseTx(minerAddr, height)
+	coinBaseTx, err := pow.CreateCoinbaseTx(minerAddr, "ELA", height)
 	if err != nil {
 		return nil, err
 	}
diff --git a/cmd/script/api/block.go b/cmd/script/api/block.go
index a89d945f8..8ae1c2d79 100644
--- a/cmd/script/api/block.go
+++ b/cmd/script/api/block.go
@@ -45,7 +45,7 @@ func newBlock(L *lua.LState) int {
 		ChainParams: &config.DefaultParams,
 		TxMemPool:   m.Peer.GetTxPool(),
 	})
-	block, err := service.GenerateBlock(minerAddress, maxTxPerBlock)
+	block, err := service.GenerateBlock(minerAddress, service.MinerInfo, maxTxPerBlock)
 	if err != nil {
 		fmt.Printf("New block error: %s \n", err.Error())
 	}
diff --git a/docs/jsonrpc_apis.md b/docs/jsonrpc_apis.md
index 1f5f4d12b..feb347c7c 100644
--- a/docs/jsonrpc_apis.md
+++ b/docs/jsonrpc_apis.md
@@ -918,9 +918,10 @@ Generate an auxiliary block
 
 #### Parameter 
 
-| name         | type   | description     |
-| ------------ | ------ | --------------- |
-| paytoaddress | string | miner's address |
+| name         | type   | description         |
+|--------------| ------ |---------------------|
+| paytoaddress | string | miner's address     |
+| minerinfo    | string | miner's information |
 
 #### Example
 
@@ -931,16 +932,10 @@ named arguments:
 ```json
 {
   "method":"createauxblock",
-  "params":{"paytoaddress":"Ef4UcaHwvFrFzzsyVf5YH4JBWgYgUqfTAB"}
-}
-```
-
-positional arguments:
-
-```json
-{
-  "method": "createauxblock",
-  "params": ["Ef4UcaHwvFrFzzsyVf5YH4JBWgYgUqfTAB"]
+  "params":{
+    "paytoaddress":"Ef4UcaHwvFrFzzsyVf5YH4JBWgYgUqfTAB",
+    "minerinfo": "ELA"
+  }
 }
 ```
 
diff --git a/go.mod b/go.mod
index 6a17ab062..9ad4798e4 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/elastos/Elastos.ELA
 
-go 1.16
+go 1.19
 
 require (
 	github.com/RainFallsSilent/screw v1.1.1
@@ -9,7 +9,6 @@ require (
 	github.com/gorilla/websocket v1.4.2
 	github.com/howeyc/gopass v0.0.0-20190910152052-7cb4b85ec19c
 	github.com/itchyny/base58-go v0.1.0
-	github.com/mattn/go-runewidth v0.0.13 // indirect
 	github.com/rs/cors v1.8.0
 	github.com/spf13/viper v1.12.0
 	github.com/stretchr/testify v1.7.1
@@ -19,5 +18,40 @@ require (
 	github.com/yuin/gopher-lua v0.0.0-20210529063254-f4c35e4016d9
 	golang.org/x/crypto v0.0.0-20220411220226-7b82a4e95df4
 	gopkg.in/cheggaaa/pb.v1 v1.0.28
+)
+
+require (
+	github.com/antlabs/strsim v0.0.2 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/fsnotify/fsnotify v1.5.4 // indirect
+	github.com/go-echarts/go-echarts/v2 v2.2.3 // indirect
+	github.com/go-playground/locales v0.14.0 // indirect
+	github.com/go-playground/universal-translator v0.18.0 // indirect
+	github.com/go-playground/validator/v10 v10.10.1 // indirect
+	github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/leodido/go-urn v1.2.1 // indirect
+	github.com/magiconair/properties v1.8.6 // indirect
+	github.com/mattn/go-runewidth v0.0.13 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/pelletier/go-toml v1.9.5 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/rivo/uniseg v0.2.0 // indirect
+	github.com/russross/blackfriday/v2 v2.0.1 // indirect
+	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
+	github.com/spf13/afero v1.8.2 // indirect
+	github.com/spf13/cast v1.5.0 // indirect
+	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/subosito/gotenv v1.3.0 // indirect
+	github.com/tidwall/match v1.1.1 // indirect
+	github.com/tidwall/pretty v1.2.0 // indirect
+	golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a // indirect
+	golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1 // indirect
+	golang.org/x/text v0.3.7 // indirect
+	gopkg.in/ini.v1 v1.66.4 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/pow/service.go b/pow/service.go
index 3810b2ca6..f333ae297 100644
--- a/pow/service.go
+++ b/pow/service.go
@@ -115,7 +115,8 @@ func (pow *Service) GetDefaultTxVersion(height uint32) common2.TransactionVersio
 	return v
 }
 
-func (pow *Service) CreateCoinbaseTx(minerAddr string, height uint32) (interfaces.Transaction, error) {
+func (pow *Service) CreateCoinbaseTx(minerAddr string,
+	minerInfo string, height uint32) (interfaces.Transaction, error) {
 
 	crRewardAddr := pow.chainParams.FoundationProgramHash
 	if height >= pow.chainParams.CRConfiguration.CRCommitteeStartHeight {
@@ -135,7 +136,7 @@ func (pow *Service) CreateCoinbaseTx(minerAddr string, height uint32) (interface
 		common2.CoinBase,
 		payload.CoinBaseVersion,
 		&payload.CoinBase{
-			Content: []byte(pow.MinerInfo),
+			Content: []byte(minerInfo),
 		},
 		[]*common2.Attribute{&txAttr},
 		[]*common2.Input{
@@ -255,10 +256,11 @@ func (pow *Service) distributeDPOSReward(coinBaseTx interfaces.Transaction,
 }
 
 func (pow *Service) GenerateBlock(minerAddr string,
+	minerInfo string,
 	txPerBlock int) (*types.Block, error) {
 	bestChain := pow.chain.BestChain
 	nextBlockHeight := bestChain.Height + 1
-	coinBaseTx, err := pow.CreateCoinbaseTx(minerAddr, nextBlockHeight)
+	coinBaseTx, err := pow.CreateCoinbaseTx(minerAddr, minerInfo, nextBlockHeight)
 	if err != nil {
 		return nil, err
 	}
@@ -352,12 +354,12 @@ func (pow *Service) GenerateBlock(minerAddr string,
 	return msgBlock, err
 }
 
-func (pow *Service) CreateAuxBlock(payToAddr string) (*types.Block, error) {
+func (pow *Service) CreateAuxBlock(payToAddr, minerInfo string) (*types.Block, error) {
 	pow.mutex.Lock()
 	defer pow.mutex.Unlock()
 
 	if pow.chain.GetHeight() == 0 || pow.preChainHeight != pow.chain.GetHeight() ||
-		time.Now().After(pow.preTime.Add(createAuxBlockInterval)) {
+		time.Now().After(pow.preTime) {
 
 		if pow.preChainHeight != pow.chain.GetHeight() {
 			// Clear old blocks since they're obsolete now.
@@ -366,7 +368,7 @@ func (pow *Service) CreateAuxBlock(payToAddr string) (*types.Block, error) {
 		}
 
 		// Create new block with nonce = 0
-		auxBlock, err := pow.GenerateBlock(payToAddr, maxTxPerBlock)
+		auxBlock, err := pow.GenerateBlock(payToAddr, minerInfo, maxTxPerBlock)
 		if err != nil {
 			return nil, err
 		}
@@ -426,7 +428,8 @@ func (pow *Service) DiscreteMining(n uint32) ([]*common.Uint256, error) {
 
 	log.Info("<================Discrete Mining==============>\n")
 	for {
-		msgBlock, err := pow.GenerateBlock(pow.PayToAddr, maxTxPerBlock)
+		msgBlock, err := pow.GenerateBlock(pow.PayToAddr,
+			pow.chainParams.PowConfiguration.MinerInfo, maxTxPerBlock)
 		if err != nil {
 			log.Warn("Generate block failed, ", err.Error())
 			continue
@@ -526,7 +529,8 @@ out:
 		log.Debug("<================Packing Block==============>")
 		//time.Sleep(15 * time.Second)
 
-		msgBlock, err := pow.GenerateBlock(pow.PayToAddr, maxTxPerBlock)
+		msgBlock, err := pow.GenerateBlock(pow.PayToAddr,
+			pow.chainParams.PowConfiguration.MinerInfo, maxTxPerBlock)
 		if err != nil {
 			log.Debug("generage block err", err)
 			continue
diff --git a/servers/interfaces.go b/servers/interfaces.go
index 4f3354f3d..4b9d5f3d9 100644
--- a/servers/interfaces.go
+++ b/servers/interfaces.go
@@ -251,8 +251,12 @@ func CreateAuxBlock(param Params) map[string]interface{} {
 	if !ok {
 		return ResponsePack(InvalidParams, "parameter paytoaddress not found")
 	}
+	minerInfo, ok := param.String("minerinfo")
+	if !ok {
+		return ResponsePack(InvalidParams, "parameter minerInfo not found")
+	}
 
-	block, err := Pow.CreateAuxBlock(payToAddr)
+	block, err := Pow.CreateAuxBlock(payToAddr, minerInfo)
 	if err != nil {
 		return ResponsePack(InternalError, "generate block failed")
 	}
@@ -2110,7 +2114,7 @@ type RPCProducerInfo struct {
 	Index          uint64 `json:"index"`
 }
 
-//a group producer info include TotalDPoSV1Votes and producer count
+// a group producer info include TotalDPoSV1Votes and producer count
 type RPCProducersInfo struct {
 	ProducerInfoSlice []RPCProducerInfo `json:"producers"`
 	TotalDPoSV1Votes  string            `json:"totaldposv1votes"`
@@ -2134,7 +2138,7 @@ type RPCCRCandidateInfo struct {
 	Index uint64 `json:"index"`
 }
 
-//a group cr candidate info include TotalDPoSV1Votes and candidate count
+// a group cr candidate info include TotalDPoSV1Votes and candidate count
 type RPCCRCandidatesInfo struct {
 	CRCandidateInfoSlice []RPCCRCandidateInfo `json:"crcandidatesinfo"`
 	TotalVotes           string               `json:"totalvotes"`