diff --git a/cmd/lotus-miner/precommits-info.go b/cmd/lotus-miner/precommits-info.go
new file mode 100644
index 00000000000..e700859e9b8
--- /dev/null
+++ b/cmd/lotus-miner/precommits-info.go
@@ -0,0 +1,54 @@
+package main
+
+import (
+	"fmt"
+	"sort"
+
+	"github.com/filecoin-project/lotus/blockstore"
+	"github.com/filecoin-project/lotus/chain/actors/builtin/miner"
+	"github.com/filecoin-project/lotus/chain/types"
+	lcli "github.com/filecoin-project/lotus/cli"
+	"github.com/filecoin-project/specs-actors/v7/actors/util/adt"
+	cbor "github.com/ipfs/go-ipld-cbor"
+	"github.com/urfave/cli/v2"
+)
+
+var sectorPreCommitsCmd = &cli.Command{
+	Name:  "precommits",
+	Usage: "Print on-chain precommit info",
+	Action: func(cctx *cli.Context) error {
+		ctx := lcli.ReqContext(cctx)
+		mapi, closer, err := lcli.GetFullNodeAPI(cctx)
+		if err != nil {
+			return err
+		}
+		defer closer()
+		maddr, err := getActorAddress(ctx, cctx)
+		if err != nil {
+			return err
+		}
+		mact, err := mapi.StateGetActor(ctx, maddr, types.EmptyTSK)
+		if err != nil {
+			return err
+		}
+		store := adt.WrapStore(ctx, cbor.NewCborStore(blockstore.NewAPIBlockstore(mapi)))
+		mst, err := miner.Load(store, mact)
+		if err != nil {
+			return err
+		}
+		preCommitSector := make([]miner.SectorPreCommitOnChainInfo, 0)
+		err = mst.ForEachPrecommittedSector(func(info miner.SectorPreCommitOnChainInfo) error {
+			preCommitSector = append(preCommitSector, info)
+			return err
+		})
+		less := func(i, j int) bool {
+			return preCommitSector[i].Info.SectorNumber <= preCommitSector[j].Info.SectorNumber
+		}
+		sort.Slice(preCommitSector, less)
+		for _, info := range preCommitSector {
+			fmt.Printf("%s: %s\n", info.Info.SectorNumber, info.PreCommitEpoch)
+		}
+
+		return nil
+	},
+}
diff --git a/cmd/lotus-miner/sectors.go b/cmd/lotus-miner/sectors.go
index 1aa964f7ec3..0e995752862 100644
--- a/cmd/lotus-miner/sectors.go
+++ b/cmd/lotus-miner/sectors.go
@@ -45,6 +45,7 @@ var sectorsCmd = &cli.Command{
 		sectorsRefsCmd,
 		sectorsUpdateCmd,
 		sectorsPledgeCmd,
+		sectorPreCommitsCmd,
 		sectorsCheckExpireCmd,
 		sectorsExpiredCmd,
 		sectorsRenewCmd,
diff --git a/documentation/en/cli-lotus-miner.md b/documentation/en/cli-lotus-miner.md
index e03ae7cc131..78f11e82221 100644
--- a/documentation/en/cli-lotus-miner.md
+++ b/documentation/en/cli-lotus-miner.md
@@ -1667,6 +1667,7 @@ COMMANDS:
    refs                  List References to sectors
    update-state          ADVANCED: manually update the state of a sector, this may aid in error recovery
    pledge                store random data in a sector
+   precommits            Print on-chain precommit info
    check-expire          Inspect expiring sectors
    expired               Get or cleanup expired sectors
    renew                 Renew expiring sectors while not exceeding each sector's max life
@@ -1765,6 +1766,19 @@ OPTIONS:
    
 ```
 
+### lotus-miner sectors precommits
+```
+NAME:
+   lotus-miner sectors precommits - Print on-chain precommit info
+
+USAGE:
+   lotus-miner sectors precommits [command options] [arguments...]
+
+OPTIONS:
+   --help, -h  show help (default: false)
+   
+```
+
 ### lotus-miner sectors check-expire
 ```
 NAME: