diff --git a/deploy/ali_slb.sh b/deploy/ali_slb.sh
index 5e3879ab..1f1a17c9 100644
--- a/deploy/ali_slb.sh
+++ b/deploy/ali_slb.sh
@@ -1,10 +1,18 @@
 #!/bin/bash
+
+# Attention:
+#This file name is "ali_slb.sh"
+#So, here must be a method  ali_slb_deploy()
+#Which will be called by acme.sh to deploy the cert
+#returns 0 means success, otherwise error.
+
 ########  Public functions #####################
+# 参考: https://github.com/Neilpang/acme.sh/wiki/DNS-API-Dev-Guide
 #domain keyfile certfile cafile fullchain
-#Ali_Region="cn-hangzhou"
-#Ali_Api_Key=""
-#Ali_Api_Secret=""
-Ali_Api="https://slb.aliyuncs.com/"
+#Ali_SLB_Region="My_SLB_Region"
+#Ali_SLB_Access_Id="My_SLB_Access_Id"
+#Ali_SLB_Access_Secret="My_SLB_Access_Secret"
+Ali_SLB_Domain="https://slb.aliyuncs.com/"
 
 ali_slb_deploy() {
   _cdomain="$1"
@@ -13,16 +21,22 @@ ali_slb_deploy() {
   _cca="$4"
   _cfullchain="$5"
 
-  if [ -z "$Ali_Api_Key" ] || [ -z "$Ali_Api_Secret" ]; then
-    Ali_Api_Key=""
-    Ali_Api_Secret=""
+  _debug _cdomain "$_cdomain"
+  _debug _ckey "$_ckey"
+  _debug _ccert "$_ccert"
+  _debug _cca "$_cca"
+  _debug _cfullchain "$_cfullchain"
+
+  if [ -z "$Ali_SLB_Access_Id" ] || [ -z "$Ali_SLB_Access_Secret" ]; then
+    Ali_SLB_Access_Id=""
+    Ali_SLB_Access_Secret=""
     _err "You don't specify aliyun api key and secret yet."
     return 1
   fi
 
   #save the api key and secret to the account conf file.
-  _saveaccountconf Ali_Api_Key "$Ali_Api_Key"
-  _saveaccountconf Ali_Api_Secret "$Ali_Api_Secret"
+  _saveaccountconf_mutable Ali_SLB_Access_Id "$Ali_SLB_Access_Id"
+  _saveaccountconf_mutable Ali_SLB_Access_Secret "$Ali_SLB_Access_Secret"
 
   #_ali_regions && _ali_rest "Regions"
   _add_slb_ca_query "$_ckey" "$_cfullchain" && _ali_rest "Upload Server Certificate"
@@ -34,9 +48,35 @@ ali_slb_deploy() {
 ########  Private functions #####################
 _ali_rest() {
 
-  signature=$(printf "%s" "GET&%2F&$(_ali_urlencode "$query")" | _hmac "sha1" "$(printf "%s" "$Ali_Api_Secret&" | _hex_dump | tr -d " ")" | _base64)
+  signature=$(printf "%s" "GET&%2F&$(_ali_urlencode "$query")" | _hmac "sha1" "$(printf "%s" "$Ali_SLB_Access_Secret&" | _hex_dump | tr -d " ")" | _base64)
   signature=$(_ali_urlencode "$signature")
-  url="$Ali_Api?$query&Signature=$signature"
+  url="$Ali_SLB_Domain?$query&Signature=$signature"
+  if ! response="$(_get "$url" "" 3000)"; then
+    _err "Error <$1>"
+    return 1
+  fi
+
+  if [ -z "$2" ]; then
+    message="$(printf "%s" "$response" | _egrep_o "\"Message\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \")"
+    if [ -n "$message" ]; then
+      _err "$message"
+      return 1
+    fi
+  fi
+
+  _debug response "$response"
+
+  # 上传证书成功, 将证书绑定到监听端口443
+  _set_slb_server_certificate && _ali_set_slb_server_certificate "Set Server Certificate on port 443"
+
+  return 0
+}
+
+_ali_set_slb_server_certificate() {
+
+  signature=$(printf "%s" "GET&%2F&$(_ali_urlencode "$query")" | _hmac "sha1" "$(printf "%s" "$Ali_SLB_Access_Secret&" | _hex_dump | tr -d " ")" | _base64)
+  signature=$(_ali_urlencode "$signature")
+  url="$Ali_SLB_Domain?$query&Signature=$signature"
   if ! response="$(_get "$url" "" 3000)"; then
     _err "Error <$1>"
     return 1
@@ -79,20 +119,41 @@ _add_slb_ca_query() {
   ca_key=$(_readfile "$1")
   ca_cert=$(_readfile "$2")
   query=''
-  query=$query'AccessKeyId='$Ali_Api_Key
   query=$query'&Action=UploadServerCertificate'
-  query=$query'&Format=json'
-  query=$query'&PrivateKey='$ca_key
-  query=$query'&RegionId='$Ali_Region
+  query=$query'&RegionId='$Ali_SLB_Region
   query=$query'&ServerCertificate='$ca_cert
   query=$query'&ServerCertificateName='$(_date)
+  query=$query'&Format=json'
+  query=$query'&PrivateKey='$ca_key
   query=$query'&SignatureMethod=HMAC-SHA1'
-  query=$query'&SignatureNonce='$(_ali_nonce)
-  query=$query'&SignatureVersion=1.0'
   query=$query'&Timestamp='$(_timestamp)
+  query=$query'&SignatureVersion=1.0'
+  query=$query'&SignatureNonce='$(_ali_nonce)
+  query=$query'AccessKeyId='$Ali_Api_Key
   query=$query'&Version=2014-05-15'
 }
 
+#_add_slb_ca_query "$_ckey" "$_cfullchain"
+_set_slb_server_certificate() {
+  ca_key=$(_readfile "$1")
+  ca_cert=$(_readfile "$2")
+  query=''
+  query=$query'&Action=SetLoadBalancerHTTPSListenerAttribute'
+  query=$query'&RegionId='$Ali_SLB_Region
+  query=$query'LoadBalancerId=lb-t4nj5vuz8ish9emfk1f20'
+  query=$query'ListenerPort=443'
+  query=$query'ServerCertificateId=1231579085529123_15dbf6ff26f_1991415478_2054196746'
+  query=$query'Bandwidth=-1'
+  query=$query'StickySession=on'
+  query=$query'StickySessionType=insert'
+  query=$query'HealthCheck=on'
+  query=$query'&Version=2014-05-15'
+  query=$query'AccessKeyId='$Ali_Api_Key
+  query=$query'&SignatureMethod=HMAC-SHA1'
+  query=$query'&Timestamp='$(_timestamp)
+  query=$query'&SignatureVersion=1.0'
+  query=$query'&SignatureNonce='$(_ali_nonce)
+}
 _readfile() {
   echo $(php -r "echo str_replace(['+','*','%7E'], ['%20','%2A','~'], urlencode(file_get_contents(\"$1\")));")
 }
diff --git a/deploy/ali_slb.sh.bk b/deploy/ali_slb.sh.bk
new file mode 100644
index 00000000..211dbb58
--- /dev/null
+++ b/deploy/ali_slb.sh.bk
@@ -0,0 +1,107 @@
+#!/bin/bash
+########  Public functions #####################
+# 参考: https://github.com/Neilpang/acme.sh/wiki/DNS-API-Dev-Guide
+#domain keyfile certfile cafile fullchain
+#Ali_Region="cn-hangzhou"
+#Ali_Api_Key=""
+#Ali_Api_Secret=""
+Ali_Api="https://slb.aliyuncs.com/"
+
+ali_slb_deploy() {
+  _cdomain="$1"
+  _ckey="$2"
+  _ccert="$3"
+  _cca="$4"
+  _cfullchain="$5"
+
+  if [ -z "$Ali_Api_Key" ] || [ -z "$Ali_Api_Secret" ]; then
+    Ali_Api_Key=""
+    Ali_Api_Secret=""
+    _err "You don't specify aliyun api key and secret yet."
+    return 1
+  fi
+
+  #save the api key and secret to the account conf file.
+  _saveaccountconf Ali_Api_Key "$Ali_Api_Key"
+  _saveaccountconf Ali_Api_Secret "$Ali_Api_Secret"
+
+  #_ali_regions && _ali_rest "Regions"
+  _add_slb_ca_query "$_ckey" "$_cfullchain" && _ali_rest "Upload Server Certificate"
+
+  #returns 0 means success, otherwise error.
+  return 0
+}
+
+########  Private functions #####################
+_ali_rest() {
+
+  signature=$(printf "%s" "GET&%2F&$(_ali_urlencode "$query")" | _hmac "sha1" "$(printf "%s" "$Ali_Api_Secret&" | _hex_dump | tr -d " ")" | _base64)
+  signature=$(_ali_urlencode "$signature")
+  url="$Ali_Api?$query&Signature=$signature"
+  if ! response="$(_get "$url" "" 3000)"; then
+    _err "Error <$1>"
+    return 1
+  fi
+
+  if [ -z "$2" ]; then
+    message="$(printf "%s" "$response" | _egrep_o "\"Message\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \")"
+    if [ -n "$message" ]; then
+      _err "$message"
+      return 1
+    fi
+  fi
+
+  _debug response "$response"
+  return 0
+}
+
+_ali_urlencode() {
+  echo $(php -r "echo str_replace(['+','*','%7E'], ['%20','%2A','~'], urlencode(\"$1\"));")
+}
+
+_ali_nonce() {
+  date +"%s%N"
+}
+
+_ali_regions() {
+  query=''
+  query=$query'AccessKeyId='$Ali_Api_Key
+  query=$query'&Action=DescribeRegions'
+  query=$query'&Format=json'
+  query=$query'&SignatureMethod=HMAC-SHA1'
+  query=$query'&SignatureNonce='$(_ali_nonce)
+  query=$query'&SignatureVersion=1.0'
+  query=$query'&Timestamp='$(_timestamp)
+  query=$query'&Version=2014-05-15'
+}
+
+#_add_slb_ca_query "$_ckey" "$_cfullchain"
+_add_slb_ca_query() {
+  ca_key=$(_readfile "$1")
+  ca_cert=$(_readfile "$2")
+  query=''
+  query=$query'AccessKeyId='$Ali_Api_Key
+  query=$query'&Action=UploadServerCertificate'
+  query=$query'&Format=json'
+  query=$query'&PrivateKey='$ca_key
+  query=$query'&RegionId='$Ali_Region
+  query=$query'&ServerCertificate='$ca_cert
+  query=$query'&ServerCertificateName='$(_date)
+  query=$query'&SignatureMethod=HMAC-SHA1'
+  query=$query'&SignatureNonce='$(_ali_nonce)
+  query=$query'&SignatureVersion=1.0'
+  query=$query'&Timestamp='$(_timestamp)
+  query=$query'&Version=2014-05-15'
+}
+
+_readfile() {
+  echo $(php -r "echo str_replace(['+','*','%7E'], ['%20','%2A','~'], urlencode(file_get_contents(\"$1\")));")
+}
+
+_timestamp() {
+  date -u +"%Y-%m-%dT%H%%3A%M%%3A%SZ"
+}
+
+_date() {
+  date -u +"%Y%m%d"
+}
\ No newline at end of file