diff --git a/src/config/scriptions_cfg.ts b/src/config/scriptions_cfg.ts
index 69a9c23..5d006f6 100644
--- a/src/config/scriptions_cfg.ts
+++ b/src/config/scriptions_cfg.ts
@@ -1,4 +1,5 @@
 import { CheckIn } from "models/CheckIn"
+import { utf8ToHex } from "utils/string.util"
 
 export interface IScriptionCfg {
   chain: number,
@@ -8,15 +9,19 @@ export interface IScriptionCfg {
   process: (event: any) => Promise<void>,
 }
 
+const CHECKIN_DATA_STR = 'data:,{"p":"cf-20","op":"check"}'
+const CHECKIN_DATA_HEX =  '0x'+utf8ToHex(CHECKIN_DATA_STR)
+const CHECKIN_ADDRESS = '0x50a8e60041a206acaa5f844a1104896224be6f39'
+
 export const SCRIPTIONS_CFG: IScriptionCfg[] = [
   {
     chain: 421614,
     // rpc: 'https://arbitrum-sepolia.infura.io/v3/25559ac58e714177b31ff48d507e7ac9',
     rpc: 'https://arb-sepolia.g.alchemy.com/v2/EKR1je8ZGia332kkemNc4mtXQuFskIq3',
-    fromBlock: 5063559,
+    fromBlock: 5624211,
     filter: (event: any) => {
-      return ( event.input === '0x646174613a2c7b2270223a2263662d3230222c226f70223a22636869636b227d'
-        && event.to.toLowerCase() === '0x50a8e60041a206acaa5f844a1104896224be6f39')
+      return ( event.input === CHECKIN_DATA_HEX
+        && event.to.toLowerCase() === CHECKIN_ADDRESS)
     },
     process: async (tx: any) => {
       return CheckIn.saveEvent(tx)
diff --git a/src/controllers/task.controllers.ts b/src/controllers/task.controllers.ts
index 3262e5c..6385b63 100644
--- a/src/controllers/task.controllers.ts
+++ b/src/controllers/task.controllers.ts
@@ -13,7 +13,7 @@ class TaskController extends BaseController {
     if (!address || (!days && !limit)) {
       throw new ZError(10, 'params mismatch')
     }
-    let query: any = { from: address }
+    let query: any = { from: address.toLowerCase() }
     if (!limit) {
       if (typeof days === 'number') {
         let begin = getNDayAgo(days, true)
@@ -31,9 +31,9 @@ class TaskController extends BaseController {
     }
     let records
     if (limit) {
-      records = await CheckIn.find(query).limit(limit)
+      records = await CheckIn.find(query).sort({_id: -1}).limit(limit)
     } else {
-      records = await CheckIn.find(query)
+      records = await CheckIn.find(query).sort({_id: -1})
     }
     let result = []
     for (let record of records) {
diff --git a/src/models/CheckIn.ts b/src/models/CheckIn.ts
index 01b2325..cf42e2c 100644
--- a/src/models/CheckIn.ts
+++ b/src/models/CheckIn.ts
@@ -1,6 +1,7 @@
 import { getModelForClass, index, modelOptions, prop } from '@typegoose/typegoose'
 import { dbconn } from 'decorators/dbconn'
 import { BaseModule } from './Base'
+import { formatDate, yesterday } from 'utils/date.util'
 
 @dbconn()
 @index({ from: 1 }, { unique: false })
@@ -24,12 +25,20 @@ export class CheckInClass extends BaseModule {
   public blockTime: number
   @prop()
   public dateTag: string
+  // 连签天数
+  @prop({default: 0})
+  public count: number
   @prop()
   public value: string
   @prop()
   public input: string
 
   public static async saveEvent(event: any) {
+    const preDay = formatDate(yesterday());
+    const preDayEvent = await CheckIn.findOne({ from: event.from, dateTag: preDay })
+    if (preDayEvent) {
+      event.count = preDayEvent.count + 1
+    }
     return CheckIn.insertOrUpdate({ hash: event.hash }, event)
   }
 
@@ -38,6 +47,7 @@ export class CheckInClass extends BaseModule {
         address: this.from,
         day: this.dateTag,
         time: this.blockTime,
+        count: this.count
       }
   }
 }
diff --git a/src/utils/string.util.ts b/src/utils/string.util.ts
index 62dba1b..d923052 100644
--- a/src/utils/string.util.ts
+++ b/src/utils/string.util.ts
@@ -104,3 +104,21 @@ export function string62to10(numberCode: string) {
   }
   return originNumber
 }
+
+export function hexToUtf8(hexString) {
+  // Remove any leading "0x" prefix and split into pairs of characters
+  let _hexString = hexString.replace(/^0x/, "");
+  let buffer = Buffer.from(_hexString, 'hex')
+  return buffer.toString('utf8')
+}
+
+export function utf8ToHex(utf8String) {
+  // Create a Buffer object from the UTF-8 string
+  const buffer = Buffer.from(utf8String, "utf8");
+
+  // Convert the Buffer object to a hex string
+  const hexString = buffer.toString("hex");
+
+  return hexString;
+}
+