diff --git a/.github/issue_assignment.yml b/.github/issue_assignment.yml
new file mode 100644
index 000000000000..a6bd179385b2
--- /dev/null
+++ b/.github/issue_assignment.yml
@@ -0,0 +1,22 @@
+---
+- rule:
+    booleanFilterExpression: "needs-triage"
+    assignees:
+      - yungezz
+      - zikalino
+      - erich-wang
+      - NullMDR
+      - raych1
+      - lirenhe
+      - weidongxu-microsoft
+      - ArcturusZhang
+      - xccc-msft
+      - ChenTanyi
+      - fengzhou-msft
+      - njuCZ
+      - akning-ms
+      - markcowl
+      - leni-msft
+      - qianwens
+      - ruowan
+      - MyronFanQiu
diff --git a/.github/pull_request_assignment.yml b/.github/pull_request_assignment.yml
new file mode 100644
index 000000000000..e32d1ce22ba2
--- /dev/null
+++ b/.github/pull_request_assignment.yml
@@ -0,0 +1,154 @@
+---
+- rule:
+    # data-plane PR
+    paths:
+      - "specification/**/data-plane/**"
+    reviewers:
+      - anuchandy
+      - jhendrixMSFT
+      - lmazuel
+      - tjprescott
+
+- rule:
+    paths:
+      - "specification/network/**"
+    reviewers:
+      - lirenhe
+      - MyronFanQiu
+
+- rule:
+    paths:
+      - "specification/@(applicationinsights|operationalinsights)/**"
+    reviewers:
+      - MyronFanQiu
+
+- rule:
+    paths: "specification/compute/**"
+    reviewers:
+      - ArcturusZhang
+      - fengzhou-msft
+      - yungezz
+
+- rule:
+    paths: "specification/resources/**"
+    reviewers:
+      - raych1
+
+- rule:
+    paths:
+      - "specification/machinelearningservices/**"
+    reviewers:
+      - ArcturusZhang
+
+- rule:
+    paths:
+      - "specification/@(azureactivedirectory|appplatform)/**"
+    reviewers:
+      - njuCZ
+
+- rule:
+    paths:
+      - "specification/authorization/**"
+    reviewers:
+      - qianwens
+      - yungezz
+
+- rule:
+    paths:
+      - "specification/datafactory/**"
+    reviewers:
+      - qianwens
+
+- rule:
+    paths:
+      - "specification/monitor/**"
+    reviewers:
+      - weidongxu-microsoft
+      - MyronFanQiu
+
+- rule:
+    paths:
+      - "specification/storage/**"
+    reviewers:
+      - qianwens
+      - Juliehzl
+
+- rule:
+    paths: "specification/mediaservices/**"
+    reviewers:
+      - allenjzhang
+
+- rule:
+    paths:
+      - "specification/@(keyvault|notificationhubs)/**"
+      - "specification/@(databricks|containerregistry)/**"
+    reviewers:
+      - fengzhou-msft
+
+- rule:
+    paths:
+      - "specification/@(containerservice|containerinstance)/**"
+    reviewers:
+      - NullMDR
+      - fengzhou-msft
+      - yungezz
+
+- rule:
+    paths:
+      - "specification/mixedreality/**"
+    reviewers:
+      - leni-msft
+
+- rule:
+    paths:
+      - "specification/portal/**"
+    reviewers:
+      - NullMDR
+
+- rule:
+    paths:
+      - "specification/web/**"
+    reviewers:
+      - weidongxu-microsoft
+
+- rule:
+    paths:
+      - "documentation/**"
+    reviewers:
+      - josefree
+      - akning-ms
+
+- rule:
+    paths:
+      - "**/package.json"
+      - ".github/**"
+      - "**/azure-pipelines.yml"
+      - ".azure-pipelines/**"
+      - ".azure-pipelines-preproduction/**"
+    reviewers:
+      - akning-ms
+      - NullMDR
+      - raych1
+
+- rule:
+    # manager-plane PR
+    paths:
+      - "**"
+    reviewers:
+      - yungezz
+      - zikalino
+      - erich-wang
+      - NullMDR
+      - raych1
+      - lirenhe
+      - weidongxu-microsoft
+      - ArcturusZhang
+      - xccc-msft
+      - ChenTanyi
+      - fengzhou-msft
+      - njuCZ
+      - akning-ms
+      - markcowl
+      - leni-msft
+      - qianwens
+      - ruowan