diff --git a/OWNERS_ALIASES b/OWNERS_ALIASES
new file mode 100644
index 000000000..247c5183c
--- /dev/null
+++ b/OWNERS_ALIASES
@@ -0,0 +1,18 @@
+# Sort the member alphabetically.
+aliases:
+  sig-approvers-pb: # default approvers for `proto` folder
+    - kevin-xialiu
+    - yudongusa
+    - zhangjinpeng1987
+  sig-approvers-pb-br:
+    - BornChanger
+  sig-approvers-pb-cdc:
+    - flowbehappy
+  sig-approvers-pb-raftstore:
+    - tonyxuqqi
+    - overvenus
+  sig-approvers-pb-tikv:
+    - tonyxuqqi
+  sig-approvers-pb-autoid:
+    - bb7133
+    - tiancaiamao
diff --git a/proto/OWNERS b/proto/OWNERS
new file mode 100644
index 000000000..6d703d03d
--- /dev/null
+++ b/proto/OWNERS
@@ -0,0 +1,74 @@
+# See the OWNERS docs at https://go.k8s.io/owners
+filters:
+  "^autoid\\.proto$":
+    approvers: [sig-approvers-pb-autoid]
+  "^brpb\\.proto$":
+    approvers: [sig-approvers-pb-br]
+  "^cdcpb\\.proto$":
+    approvers: [sig-approvers-pb-cdc]
+  "^disk_usage\\.proto$":
+    approvers: [sig-approvers-pb-raftstore]
+  "^encryptionpb\\.proto$":
+    approvers: [sig-approvers-pb-raftstore]  
+  "^import_kvpb\\.proto$":
+    approvers: [sig-approvers-pb-br]
+  "^import_sstpb\\.proto$":
+    approvers: [sig-approvers-pb-br]     
+  "^logbackuppb\\.proto$":
+    approvers: [sig-approvers-pb-br]
+  "^metapb\\.proto$":
+    approvers: [sig-approvers-pb-raftstore]   
+  "^raft_cmdpb\\.proto$":
+    approvers: [sig-approvers-pb-raftstore]
+  "^raft_serverpb\\.proto$":
+    approvers: [sig-approvers-pb-raftstore]
+  "^recoverdatapb\\.proto$":
+    approvers: [sig-approvers-pb-br]      
+  "^resource_manager\\.proto$":
+    approvers: [sig-approvers-pb-raftstore]    
+  "^tikvpb\\.proto$":
+    approvers: [sig-approvers-pb-tikv]
+
+  ### If the special file need to be controlled by a SIG, please uncomment it and fill the approvers.
+  # "^configpb\\.proto$":
+  #   approvers: []
+  # "^coprocessor\\.proto$":
+  #   approvers: []
+  # "^deadlock\\.proto$":
+  #   approvers: []
+  # "^debugpb\\.proto$":
+  #   approvers: []
+  # "^diagnosticspb\\.proto$":
+  #   approvers: []
+  # "^disaggregated\\.proto$":
+  #   approvers: []
+  # "^enginepb\\.proto$":
+  #   approvers: []
+  # "^errorpb\\.proto$":
+  #   approvers: []
+  # "^gcpb\\.proto$":
+  #   approvers: []
+  # "^keyspacepb\\.proto$":
+  #   approvers: []
+  # "^kvrpcpb\\.proto$":
+  #   approvers: []
+  # "^meta_storagepb\\.proto$":
+  #   approvers: []
+  # "^mpp\\.proto$":
+  #   approvers: []
+  # "^pdpb\\.proto$":
+  #   approvers: []
+  # "^replication_modepb\\.proto$":
+  #   approvers: []
+  # "^resource_usage_agent\\.proto$":
+  #   approvers: []
+  # "^schedulingpb\\.proto$":
+  #   approvers: []
+  # "^tracepb\\.proto$":
+  #   approvers: []
+  # "^tsopb\\.proto$":
+  #   approvers: []
+
+  # For rest files.
+  ".*":
+    approvers: [sig-approvers-pb]
\ No newline at end of file