diff --git a/src/main/java/com/sunyard/sge/database/SydApi4Database.java b/src/main/java/com/sunyard/sge/database/SydApi4Database.java
index 8aca684..7ddd17c 100644
--- a/src/main/java/com/sunyard/sge/database/SydApi4Database.java
+++ b/src/main/java/com/sunyard/sge/database/SydApi4Database.java
@@ -3,7 +3,9 @@ package com.sunyard.sge.database;
 import com.sunyard.SydApiException;
 import com.sunyard.proto.Util;
 import com.sunyard.sge.database.pool.HsmLinkInfo;
+import com.sunyard.sge.database.pool.SydApiPool;
 import com.sunyard.sge.log.LogFactory;
+import com.sunyard.sge.pool.ObjectInPool;
 import com.sunyard.util.SYMUtil;
 import org.apache.logging.log4j.Logger;
 import racal.sunyard.main.SydApi4j;
@@ -22,6 +24,7 @@ public class SydApi4Database implements SydApi {
 
     private SydApi4j[] hsms = null;
     private HsmLinkInfo[] linkInfos = null;
+    private ObjectInPool oip = null;
 
     private boolean isShortLinkMode = false;
 
@@ -42,6 +45,16 @@ public class SydApi4Database implements SydApi {
         return linkInfos;
     }
 
+    public void setOip(ObjectInPool oip) {
+        this.oip = oip;
+    }
+
+    private void updateLastUseTime(){
+        if ( null != this.oip ) {
+            this.oip.updateLastUseTime();
+        }
+    }
+
     @Override
     public SydApi SYD_Short_Connect_Ex(String[] pcIpList, int[] iPortList, int iConnectTimeOut, int allDealTimeOut) {
         Logger log = LogFactory.getLogger();
@@ -121,7 +134,7 @@ public class SydApi4Database implements SydApi {
 
         SydApiException le = null;
 
-
+        updateLastUseTime();
         for (SydApi4j api : this.hsms) {
 
             if (null == api) {
@@ -178,6 +191,7 @@ public class SydApi4Database implements SydApi {
 
         }
         SydApiException le = null;
+        updateLastUseTime();
         for (SydApi4j api : this.hsms) {
             if (null == api) {
                 continue;
@@ -236,6 +250,7 @@ public class SydApi4Database implements SydApi {
             throw new SydApiException(-1);
         }
 
+        updateLastUseTime();
         String keyIndex = String.format("%08d", iKeyIndex);
         SydApiException le = null;
         for (SydApi4j api : this.hsms) {
@@ -313,6 +328,7 @@ public class SydApi4Database implements SydApi {
         }
 
         String[] keys = new String[iKeyIndex.length];
+        updateLastUseTime();
         for (int i = 0; i < iKeyIndex.length; i++) {
             keys[i] = "SK" + SYMUtil.genPrivateKeyMark("000000", "00A", String.format("%08d", iKeyIndex[i]));
         }
@@ -373,6 +389,7 @@ public class SydApi4Database implements SydApi {
         if (null == this.hsms || this.hsms.length < 1) {
             throw new SydApiException(-1);
         }
+        updateLastUseTime();
         String keyIndex = String.format("%08d", iKeyIndex);
 
         SydApiException le = null;
@@ -450,6 +467,7 @@ public class SydApi4Database implements SydApi {
         }
 
         String[] keys = new String[iKeyIndex.length];
+        updateLastUseTime();
         for (int i = 0; i < iKeyIndex.length; i++) {
             keys[i] = "SK" + SYMUtil.genPrivateKeyMark("000000", "00A", String.format("%08d", iKeyIndex[i]));
         }
@@ -516,6 +534,7 @@ public class SydApi4Database implements SydApi {
         }
 
         String[] keys = new String[iKeyIndex.length];
+        updateLastUseTime();
         for (int i = 0; i < iKeyIndex.length; i++) {
             keys[i] = "SK" + SYMUtil.genPrivateKeyMark("000000", "00A", String.format("%08d", iKeyIndex[i]));
         }
@@ -591,6 +610,7 @@ public class SydApi4Database implements SydApi {
         }
 
         SydApiException le = null;
+        updateLastUseTime();
         for (SydApi4j api : this.hsms) {
             if (null == api) {
                 continue;
@@ -664,6 +684,7 @@ public class SydApi4Database implements SydApi {
         if (LogFactory.iLogLevel == 3) {
             log.debug("SYD_SM4Mac_LongData方法接收参数：iKeyIndex：{},pcData：{},iPkgNum：{},pcProcData：{}", iKeyIndex, Arrays.toString(pcData), iPkgNum, pcProcData, pcMac);
         }
+        updateLastUseTime();
         LongDataReturn<String, String> ret = SYD_SM4Mac_LongData(iKeyIndex, pcData, iPkgNum, pcProcData);
 
         // 仅一包 和 尾包 返回最终结果
@@ -684,10 +705,10 @@ public class SydApi4Database implements SydApi {
         if (null == this.hsms || this.hsms.length < 1) {
             throw new SydApiException(-1);
         }
-
         String keyIndex = "SK" + SYMUtil.genPrivateKeyMark("000000", "00A", String.format("%08d", iKeyIndex));
         log.debug("\"SK\" + SYMUtil.genPrivateKeyMark方法返回值：{}", keyIndex);
         SydApiException le = null;
+        updateLastUseTime();
         for (SydApi4j api : this.hsms) {
             if (null == api) {
                 continue;
@@ -739,7 +760,7 @@ public class SydApi4Database implements SydApi {
         if (null == pcMac) {
             throw new IllegalArgumentException();
         }
-
+        updateLastUseTime();
         String mac = this.SYD_SM4Mac_ShortData(iKeyIndex, pcData);
         log.debug(this + ".SYD_SM4Mac_ShortData方法返回值：{}", mac);
         return pcMac.equals(mac);
diff --git a/src/main/java/com/sunyard/sge/database/pool/SydApiPool.java b/src/main/java/com/sunyard/sge/database/pool/SydApiPool.java
index 4fceb52..7dd57cd 100644
--- a/src/main/java/com/sunyard/sge/database/pool/SydApiPool.java
+++ b/src/main/java/com/sunyard/sge/database/pool/SydApiPool.java
@@ -4,6 +4,7 @@ import com.sunyard.SydApiException;
 import com.sunyard.sge.database.SydApi;
 import com.sunyard.sge.database.SydApi4Database;
 import com.sunyard.sge.log.LogFactory;
+import com.sunyard.sge.pool.ObjectInPool;
 import com.sunyard.sge.pool.ThreadBasedConnectPool;
 import org.apache.logging.log4j.Logger;
 import racal.sunyard.main.SydApi4j;
@@ -46,7 +47,6 @@ public class SydApiPool extends ThreadBasedConnectPool<SydApi> {
         }
 
         if (!connected) {
-            // TODO
             throw new SydApiException("连接错误", -1);
         }
 
@@ -106,4 +106,12 @@ public class SydApiPool extends ThreadBasedConnectPool<SydApi> {
         }
     }
 
+    protected void afterInit(ObjectInPool oip, SydApi value ){
+        if ( !( value instanceof SydApi4Database ) ) {
+            return;
+        }
+        SydApi4Database api = (SydApi4Database) value;
+        api.setOip( oip );
+    }
+
 }
diff --git a/src/main/java/com/sunyard/sge/pool/ObjectInPool.java b/src/main/java/com/sunyard/sge/pool/ObjectInPool.java
index 2834686..944a4cb 100644
--- a/src/main/java/com/sunyard/sge/pool/ObjectInPool.java
+++ b/src/main/java/com/sunyard/sge/pool/ObjectInPool.java
@@ -13,6 +13,10 @@ public class ObjectInPool<T> {
         return object;
     }
 
+    public void updateLastUseTime(){
+        this.lasUseAt = System.currentTimeMillis();
+    }
+
     public T getObject() {
         this.lasUseAt = System.currentTimeMillis();
         return object;
diff --git a/src/main/java/com/sunyard/sge/pool/PoolConfig.java b/src/main/java/com/sunyard/sge/pool/PoolConfig.java
index d65dfc9..6d07279 100644
--- a/src/main/java/com/sunyard/sge/pool/PoolConfig.java
+++ b/src/main/java/com/sunyard/sge/pool/PoolConfig.java
@@ -3,10 +3,10 @@ package com.sunyard.sge.pool;
 public class PoolConfig {
 
     // 最大空闲时间
-    private long maxIdle = 5 * 60 * 1000; // 5 分钟
+    private long maxIdle = 5 * 60 ; // 5 分钟
 
     // 最大无用时间
-    private long maxUseless = 30 * 60 * 1000; // 30 分钟
+    private long maxUseless = 30 * 60 ; // 30 分钟
 
     public long getMaxIdle() {
         return maxIdle;
diff --git a/src/main/java/com/sunyard/sge/pool/ThreadBasedConnectPool.java b/src/main/java/com/sunyard/sge/pool/ThreadBasedConnectPool.java
index 08c07f6..1567adb 100644
--- a/src/main/java/com/sunyard/sge/pool/ThreadBasedConnectPool.java
+++ b/src/main/java/com/sunyard/sge/pool/ThreadBasedConnectPool.java
@@ -129,10 +129,15 @@ public class ThreadBasedConnectPool<T> {
         map.remove(Thread.currentThread());
     }
 
+    protected void afterInit(ObjectInPool oip, T value ){
+
+    }
 
     private T setInitialValue() {
         T value = initialValue();
-        map.put(Thread.currentThread(), new ObjectInPool<>(value));
+        ObjectInPool opi = new ObjectInPool<>(value);
+        map.put(Thread.currentThread(), opi);
+        afterInit( opi , value);
         return value;
     }
 }