diff --git a/pkg/cibot/pullrequest.go b/pkg/cibot/pullrequest.go
index 8fb12f1dbaf762d86fd0306dd46503bac7d98ce1..5e7e93271e9728c9402dc232979a97de739511e6 100644
--- a/pkg/cibot/pullrequest.go
+++ b/pkg/cibot/pullrequest.go
@@ -1,6 +1,7 @@
 package cibot
 
 import (
+	"encoding/base64"
 	"fmt"
 	"strings"
 
@@ -64,6 +65,107 @@ func (s *Server) HandlePullRequestEvent(event *gitee.PullRequestEvent) {
 				return
 			}
 		}
+	case "merge":
+		glog.Info("Received a pull request merge event")
+		diff := ""
+		prjname := ""
+		existinprj := false
+		// get pr commit file list
+		owner := event.Repository.Namespace
+		repo := event.Repository.Name
+		number := event.PullRequest.Number
+		lvos := &gitee.GetV5ReposOwnerRepoPullsNumberFilesOpts{}
+		lvos.AccessToken = optional.NewString(s.Config.GiteeToken)
+		fls, _, err := s.GiteeClient.PullRequestsApi.GetV5ReposOwnerRepoPullsNumberFiles(s.Context, owner, repo, number, lvos)
+
+		if err != nil {
+			glog.Errorf("unable to get pr file list. err: %v", err)
+			return
+		}
+
+		// check yaml has modified? and get diff
+		for _, file := range fls {
+			glog.Infof(file.Patch.Diff)
+			if strings.Contains(file.Filename, "src-openeuler.yaml") {
+				glog.Infof("src-openeuler.yaml has been modified")
+				diff = file.Patch.Diff
+				break
+			}
+		}
+
+		// get the yaml diff
+		glog.Infof(diff)
+		if strings.Contains(diff, "+- name:") {
+			difs := strings.Fields(diff)
+			glog.Infof(difs[0])
+			for idx, str := range difs {
+				// glog.Infof(str)
+				if str == "+-" && difs[idx+1] == "name:" {
+					prjname = difs[idx+2]
+					glog.Infof(prjname)
+				}
+			}
+		}
+
+		// get branch sha value for getting repo tree
+		repoinfra := "infrastructure"
+		branchm := "master"
+		lvosbranch := &gitee.GetV5ReposOwnerRepoBranchesBranchOpts{}
+		lvosbranch.AccessToken = optional.NewString(s.Config.GiteeToken)
+		branch, _, err := s.GiteeClient.RepositoriesApi.GetV5ReposOwnerRepoBranchesBranch(s.Context, owner, repoinfra, branchm, lvosbranch)
+
+		// look up the obs project in infrastructure
+		treesha := branch.Commit.Sha
+		lvostree := &gitee.GetV5ReposOwnerRepoGitTreesShaOpts{}
+		lvostree.AccessToken = optional.NewString(s.Config.GiteeToken)
+		lvostree.Recursive = optional.NewInt32(1)
+		tree, _, err := s.GiteeClient.GitDataApi.GetV5ReposOwnerRepoGitTreesSha(s.Context, owner, repoinfra, treesha, lvostree)
+		for _, dir := range tree.Tree {
+			if strings.Contains(dir.Path, "/"+prjname+"/") {
+				glog.Infof("path:%v, sha:%v", dir.Path, dir.Sha)
+				existinprj = true
+			}
+		}
+
+		// if not exist in obs project
+		if existinprj {
+			glog.Infof("Project already in obs, do not need create.")
+			return
+		}
+
+		glog.Infof("Begin to create new project file, project name:%v.", prjname)
+
+		newfbody := gitee.NewFileParam{}
+		newfbody.AccessToken = s.Config.GiteeToken
+		newfbody.AuthorName = event.PullRequest.User.Login
+		newfbody.AuthorEmail = event.PullRequest.User.Email
+		newfbody.CommitterName = event.PullRequest.User.Login
+		newfbody.CommitterEmail = event.PullRequest.User.Email
+		newfbody.Branch = branchm
+		newfbody.Message = "add project according to src-openeuler.yaml in repo community."
+
+		// add _service file
+		_servicepath := "obs/team_usage/obs_meta/projects/openEuler:Mainline/" + prjname + "/_service"
+		_service := "<services>\n" +
+			"    <service name=\"tar_scm_kernel_repo\">\n" +
+			"      <param name=\"scm\">repo</param>\n" +
+			"      <param name=\"url\">next/openEuler/" + prjname + "</param>\n" +
+			"    </service>\n" +
+			"</services>"
+		_serbase64 := base64.StdEncoding.EncodeToString([]byte(_service))
+		newfbody.Content = _serbase64
+		s.GiteeClient.RepositoriesApi.PostV5ReposOwnerRepoContentsPath(s.Context, owner, repoinfra, _servicepath, newfbody)
+
+		// add _meta file
+		_metapath := "obs/team_usage/obs_meta/projects/openEuler:Mainline/" + prjname + "/.osc/_meta"
+		_meta := "<package name=\"" + prjname + "\" project=\"openEuler:Mainline\">\n" +
+			"  <title/>\n" +
+			"  <description/>\n" +
+			"</package>\n"
+		_metabase64 := base64.StdEncoding.EncodeToString([]byte(_meta))
+		newfbody.Content = _metabase64
+		//glog.Infof("owner:%v, repo:%v, _metapath:%v, _meta:%v", owner, repoinfra, _metapath, _meta)
+		s.GiteeClient.RepositoriesApi.PostV5ReposOwnerRepoContentsPath(s.Context, owner, repoinfra, _metapath, newfbody)
 	}
 }
 
@@ -151,7 +253,7 @@ func (s *Server) legalForMerge(labels []gitee.Label) bool {
 	leastLgtm := 0
 	if s.Config.LgtmCountsRequired > 1 {
 		leastLgtm = s.Config.LgtmCountsRequired
-		lgtmPrefix =fmt.Sprintf(LabelLgtmWithCommenter, "")
+		lgtmPrefix = fmt.Sprintf(LabelLgtmWithCommenter, "")
 	} else {
 		leastLgtm = 1
 		lgtmPrefix = LabelNameLgtm