diff --git a/blockchain/asset/asset.go b/blockchain/asset/asset.go
index 392d156d0..343711757 100644
--- a/blockchain/asset/asset.go
+++ b/blockchain/asset/asset.go
@@ -2,23 +2,18 @@ package asset
 
 import (
 	"context"
-	//"database/sql"
 	"encoding/json"
-//	"fmt"
 	"sync"
 
 	"golang.org/x/crypto/sha3"
 
 	"github.com/golang/groupcache/lru"
 	"github.com/golang/groupcache/singleflight"
-//	"github.com/lib/pq"
 	dbm "github.com/tendermint/tmlibs/db"
 
-//	"github.com/bytom/blockchain/pin"
 	"github.com/bytom/blockchain/signers"
 	"github.com/bytom/crypto/ed25519"
 	"github.com/bytom/crypto/ed25519/chainkd"
-//	"chain/database/pg"
 	"github.com/bytom/errors"
 	"github.com/bytom/protocol"
 	"github.com/bytom/protocol/bc"
@@ -32,12 +27,11 @@ var (
 	ErrBadIdentifier  = errors.New("either ID or alias must be specified, and not both")
 )
 
-func NewRegistry(db dbm.DB, chain *protocol.Chain/*, pinStore *pin.Store*/) *Registry {
+func NewRegistry(db dbm.DB, chain *protocol.Chain) *Registry {
 	return &Registry{
 		db:               db,
 		chain:            chain,
 		initialBlockHash: chain.InitialBlockHash,
-//		pinStore:         pinStore,
 		cache:            lru.New(maxAssetCache),
 		aliasCache:       lru.New(maxAssetCache),
 	}
@@ -49,7 +43,6 @@ type Registry struct {
 	chain            *protocol.Chain
 	indexer          Saver
 	initialBlockHash bc.Hash
-//	pinStore         *pin.Store
 
 	idGroup    singleflight.Group
 	aliasGroup singleflight.Group
@@ -135,7 +128,7 @@ func (reg *Registry) Define(ctx context.Context, xpubs []chainkd.XPub, quorum in
 		asset.Alias = &alias
 	}
 
-	asset_id := []byte(assetSigner.ID)
+	asset_id := asset.AssetID.Bytes()
 	ass, err := json.Marshal(asset)
 	if err != nil {
 		return nil, errors.Wrap(err, "failed marshal asset")
diff --git a/blockchain/asset/builder.go b/blockchain/asset/builder.go
index a1dc6f525..60a85f576 100644
--- a/blockchain/asset/builder.go
+++ b/blockchain/asset/builder.go
@@ -8,10 +8,8 @@ import (
 
 	"github.com/bytom/blockchain/signers"
 	"github.com/bytom/blockchain/txbuilder"
-	//"chain/database/pg"
 	chainjson "github.com/bytom/encoding/json"
 	"github.com/bytom/log"
-//	"github.com/bytom/errors"
 	"github.com/bytom/protocol/bc"
 	"github.com/bytom/protocol/bc/legacy"
 )
@@ -41,12 +39,10 @@ func (a *issueAction) Build(ctx context.Context, builder *txbuilder.TemplateBuil
 		return txbuilder.MissingFieldsError("asset_id")
 		return nil
 	}
+	log.Printf(ctx, "AssetId:%v\n", a.AssetId)
 
 	asset, err := a.assets.findByID(ctx, *a.AssetId)
-/*	if errors.Root(err) == pg.ErrUserInputNotFound {
-		err = errors.WithDetailf(err, "missing asset with ID %x", a.AssetId.Bytes())
-	}
-*/	if err != nil {
+	if err != nil {
 		return err
 	}
 
diff --git a/cmd/bytomcli/example/issue.go b/cmd/bytomcli/example/issue.go
index e3ba16126..69be7f5e9 100644
--- a/cmd/bytomcli/example/issue.go
+++ b/cmd/bytomcli/example/issue.go
@@ -1,25 +1,11 @@
 package example
 
 import (
-	//"bytes"
 	"context"
-//	"flag"
 	"fmt"
-	//"io"
-	//"net"
-	//"net/http"
-	//"os"
-	//"path/filepath"
-	//"strings"
-	//"time"
 	stdjson "encoding/json"
 
-	//"github.com/bytom/blockchain"
 	"github.com/bytom/blockchain/rpc"
-	//"github.com/bytom/crypto/ed25519"
-	//"github.com/bytom/env"
-	//"github.com/bytom/errors"
-	//"github.com/bytom/log"
 	"github.com/bytom/crypto/ed25519/chainkd"
 	"github.com/bytom/blockchain/query"
 	"github.com/bytom/blockchain/txbuilder"