diff --git a/README.md b/README.md
index 8283057..acacaae 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ http://huoyo.gitee.io/ko-time/
 
 
 缺点：
-> * 对项目中每个方法进行监控，在性能层面会有一定的影响，建议在开发阶段使用
+> * 由于对项目中每个方法进行监控，在性能层面会有一点影响，建议在开发阶段使用
 
 
 #### 使用教程
@@ -26,7 +26,7 @@ http://huoyo.gitee.io/ko-time/
  <dependency>
     <groupId>cn.langpy</groupId>
     <artifactId>ko-time</artifactId>
-    <version>1.7</version>
+    <version>1.8</version>
   </dependency>
 ```
 
@@ -45,10 +45,9 @@ koTime.log.enable=false  # 是否开启控制输出，非必填，默认false
 koTime.log.language=chinese # 控制台输出语言（english/chinese）非必填，默认chinese
 koTime.time.threshold=800.0 # 时间阈值，用于前端展示，大于阈值显示红色，小于阈值显示绿色，非必填，默认800
 koTime.pointcut=execution(* com.huoyo.demo.controller.*(..)) || execution(* com.huoyo.demo.service.*(..)) 需要监测的切面范围（比如监测controller层和service层），参考aop的@pointcut  v1.4开始加入的功能，用来替代下面的步骤3
-koTime.ui.template=thymeleaf  前端页面模板，默认为freemarker，可选thymeleaf 与引入的pom依赖对应
+koTime.ui.template=thymeleaf  前端页面模板，非必填，默认为freemarker，可选thymeleaf 与引入的pom依赖对应
 ```
 
-`注意：暂不支持mybatis的mapper监测`
 
 
 3.  新建一个类，实现ComputeTimeHandlerInterface，并在 @Pointcut 写入 需要监测的范围
@@ -122,6 +121,8 @@ public class RunTimeHandler implements ComputeTimeHandlerInterface {
 
 > V1.7：修复未调用接口时No value present异常
 
+> V1.8：支持Mybatis的Mapper监测、新增最大/最小运行时间、修复小数位数过长页面边界溢出的bug
+
 #### 特别说明
 
 1.本项目使用java8开发，其他版本未曾试验，如有什么bug还请告知！
diff --git a/pom.xml b/pom.xml
index 87b8dea..55471c9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>cn.langpy</groupId>
     <artifactId>ko-time</artifactId>
-    <version>1.7</version>
+    <version>1.8</version>
     <name>koTime</name>
     <description>koTime</description>
     <licenses>
diff --git a/src/main/java/cn/langpy/kotime/handler/RunTimeHandler.java b/src/main/java/cn/langpy/kotime/handler/RunTimeHandler.java
index 14d6258..26f2e91 100644
--- a/src/main/java/cn/langpy/kotime/handler/RunTimeHandler.java
+++ b/src/main/java/cn/langpy/kotime/handler/RunTimeHandler.java
@@ -12,7 +12,8 @@ public class RunTimeHandler implements MethodInterceptor {
         long begin = System.nanoTime();
         Object obj=invocation.proceed();
         long end =System.nanoTime();
-        String packName = invocation.getThis().getClass().getPackage().getName();
+//        String packName = invocation.getThis().getClass().getPackage().getName();
+        String packName = invocation.getMethod().getDeclaringClass().getPackage().getName();
         RunTimeNode parent = InvokeService.getParentRunTimeNode(packName);
         RunTimeNode current = InvokeService.getCurrentRunTimeNode(invocation,((end-begin)/1000000.0));
         InvokeService.createGraph(parent,current);
diff --git a/src/main/java/cn/langpy/kotime/model/RunTimeNode.java b/src/main/java/cn/langpy/kotime/model/RunTimeNode.java
index 56eca35..e32e4c8 100644
--- a/src/main/java/cn/langpy/kotime/model/RunTimeNode.java
+++ b/src/main/java/cn/langpy/kotime/model/RunTimeNode.java
@@ -11,6 +11,8 @@ public class RunTimeNode implements Comparable<RunTimeNode> {
     private String className;
     private String methodName;
     private Double avgRunTime = 0.0;
+    private Double maxRunTime = 0.0;
+    private Double minRunTime = 10000.0;
     private Double value = 0.0;
     private String avgRunTimeUnit = "ms";
     private MethodType methodType;
@@ -79,6 +81,21 @@ public class RunTimeNode implements Comparable<RunTimeNode> {
         this.avgRunTime = avgRunTime;
     }
 
+    public Double getMaxRunTime() {
+        return maxRunTime;
+    }
+
+    public void setMaxRunTime(Double maxRunTime) {
+        this.maxRunTime = maxRunTime;
+    }
+
+    public Double getMinRunTime() {
+        return minRunTime;
+    }
+
+    public void setMinRunTime(Double minRunTime) {
+        this.minRunTime = minRunTime;
+    }
 
     public List<RunTimeNode> getChildren() {
         return children;
@@ -112,6 +129,8 @@ public class RunTimeNode implements Comparable<RunTimeNode> {
                 "className='" + className + '\'' +
                 ", methodName='" + methodName + '\'' +
                 ", avgRunTime=" + avgRunTime +
+                ", maxRunTime=" + maxRunTime +
+                ", minRunTime=" + minRunTime +
                 ", avgRunTimeUnit='" + avgRunTimeUnit + '\'' +
                 ", methodType=" + methodType +
                 ", children=" + children +
diff --git a/src/main/java/cn/langpy/kotime/service/InvokeService.java b/src/main/java/cn/langpy/kotime/service/InvokeService.java
index e640eb8..d5638e8 100644
--- a/src/main/java/cn/langpy/kotime/service/InvokeService.java
+++ b/src/main/java/cn/langpy/kotime/service/InvokeService.java
@@ -6,6 +6,7 @@ import cn.langpy.kotime.util.Common;
 import org.aopalliance.intercept.MethodInvocation;
 import org.aspectj.lang.ProceedingJoinPoint;
 
+import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.logging.Logger;
@@ -33,13 +34,18 @@ public class InvokeService {
     }
 
     public static RunTimeNode getCurrentRunTimeNode(MethodInvocation pjp, Double runTime) {
-        String className = pjp.getThis().getClass().getName();
+//        String className = pjp.getThis().getClass().getName();
+        String className = pjp.getMethod().getDeclaringClass().getName();
         String methodName = pjp.getMethod().getName();
         RunTimeNode current = new RunTimeNode();
         current.setName(className.substring(className.lastIndexOf(".")+1)+"."+methodName);
         current.setClassName(className);
         current.setMethodName(methodName);
+        BigDecimal bg = new BigDecimal(runTime);
+        runTime = bg.setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
         current.setAvgRunTime(runTime);
+        current.setMaxRunTime(runTime);
+        current.setMinRunTime(runTime);
         current.setChildren(new ArrayList<>());
         current.setMethodType(Common.getMethodType(pjp));
         return current;
diff --git a/src/main/java/cn/langpy/kotime/service/RunTimeNodeService.java b/src/main/java/cn/langpy/kotime/service/RunTimeNodeService.java
index 963f8b7..45626be 100644
--- a/src/main/java/cn/langpy/kotime/service/RunTimeNodeService.java
+++ b/src/main/java/cn/langpy/kotime/service/RunTimeNodeService.java
@@ -5,6 +5,7 @@ import cn.langpy.kotime.util.Context;
 import cn.langpy.kotime.util.GraphMap;
 import cn.langpy.kotime.util.MethodType;
 
+import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
@@ -13,7 +14,16 @@ public class RunTimeNodeService {
 
     public static void addOrUpdate(String key, RunTimeNode runTimeNode) {
         if (GraphMap.containsKey(key)) {
-            GraphMap.get(key).setAvgRunTime(runTimeNode.getAvgRunTime());
+            RunTimeNode oldNode = GraphMap.get(key);
+            if (0 == oldNode.getAvgRunTime()) {
+                GraphMap.get(key).setAvgRunTime((runTimeNode.getAvgRunTime()));
+            } else {
+                BigDecimal bg = new BigDecimal((runTimeNode.getAvgRunTime()+oldNode.getAvgRunTime())/2.0);
+                double avg = bg.setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
+                GraphMap.get(key).setAvgRunTime(avg);
+            }
+            GraphMap.get(key).setMaxRunTime(runTimeNode.getMaxRunTime()>oldNode.getMaxRunTime()?runTimeNode.getMaxRunTime():oldNode.getMaxRunTime());
+            GraphMap.get(key).setMinRunTime(runTimeNode.getMinRunTime()<oldNode.getMinRunTime()?runTimeNode.getMinRunTime():oldNode.getMinRunTime());
         }else{
             GraphMap.put(key,runTimeNode);
         }
@@ -57,8 +67,18 @@ public class RunTimeNodeService {
     public static void updateChildren(RunTimeNode child, List<RunTimeNode> hisRunTimeNodeChildren) {
         int hisLength = hisRunTimeNodeChildren.size();
         for (int i = 0; i < hisLength; i++) {
-            if (hisRunTimeNodeChildren.get(i)==child) {
-                child.setAvgRunTime((child.getAvgRunTime()+hisRunTimeNodeChildren.get(i).getAvgRunTime())/2.0);
+            RunTimeNode hisRunTimeNodeChild = hisRunTimeNodeChildren.get(i);
+            if (hisRunTimeNodeChild.equals(child)) {
+                double avg = (child.getAvgRunTime()+hisRunTimeNodeChild.getAvgRunTime())/2.0;
+                BigDecimal bg = new BigDecimal(avg);
+                avg = bg.setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
+                child.setAvgRunTime(avg);
+                if (hisRunTimeNodeChild.getMaxRunTime()>child.getMaxRunTime()) {
+                    child.setMaxRunTime(hisRunTimeNodeChild.getMaxRunTime());
+                }
+                if (hisRunTimeNodeChild.getMinRunTime()<child.getMinRunTime()) {
+                    child.setMinRunTime(hisRunTimeNodeChild.getMinRunTime());
+                }
                 hisRunTimeNodeChildren.set(i,child) ;
                 break;
             }
@@ -80,6 +100,8 @@ public class RunTimeNodeService {
         Double max = controllerApis.stream().map(api->api.getAvgRunTime()).max(Double::compareTo).get();
         Double min = controllerApis.stream().map(api->api.getAvgRunTime()).min(Double::compareTo).get();
         Double avg = controllerApis.stream().map(api->api.getAvgRunTime()).collect(Collectors.averagingDouble(Double::doubleValue));
+        BigDecimal bg = new BigDecimal(avg);
+        avg = bg.setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
         systemStatistic.setMaxRunTime(max);
         systemStatistic.setMinRunTime(min);
         systemStatistic.setAvgRunTime(avg);
diff --git a/src/main/java/cn/langpy/kotime/util/Common.java b/src/main/java/cn/langpy/kotime/util/Common.java
index 81dca56..f0feeb8 100644
--- a/src/main/java/cn/langpy/kotime/util/Common.java
+++ b/src/main/java/cn/langpy/kotime/util/Common.java
@@ -36,7 +36,7 @@ public class Common {
         }else if (targetClass.getAnnotation(Repository.class)!=null) {
             return MethodType.Dao;
         }
-        String className = pjp.getThis().getClass().getName().toLowerCase();
+        String className = pjp.getMethod().getDeclaringClass().getName().toLowerCase();
         if (className.contains("controller")) {
             return MethodType.Controller;
         }else if (className.contains("service")) {
diff --git a/src/main/resources/static/config.js b/src/main/resources/static/config.js
index 4949076..0a84278 100644
--- a/src/main/resources/static/config.js
+++ b/src/main/resources/static/config.js
@@ -30,9 +30,13 @@ function getOption(data,threshold){
                             '{'+bg+'|  指标}',
                             '  {aa|}方法：'+params.name+" ",
                             '{hr|}',
-                            '  {aa|}耗时： '+params.data.avgRunTime+" ms ",
+                            '  {aa|}类型： '+params.data.methodType+" ",
                             '{hr|}',
-                            '  {aa|}类型： '+params.data.methodType+" "
+                            '  {aa|}平均耗时： '+params.data.avgRunTime+" ms ",
+                            '{hr|}',
+                            '  {aa|}最大耗时： '+params.data.maxRunTime+" ms ",
+                            '{hr|}',
+                            '  {aa|}最小耗时： '+params.data.minRunTime+" ms "
                         ].join('\n');
                     },
                     backgroundColor: '#ddd',
diff --git a/src/main/resources/templates/index-freemarker.html b/src/main/resources/templates/index-freemarker.html
index 9dd8380..5693ee4 100644
--- a/src/main/resources/templates/index-freemarker.html
+++ b/src/main/resources/templates/index-freemarker.html
@@ -75,7 +75,7 @@
                 <#else>layui-bg-green
                 </#if>">平均响应 ${runtime.avgRunTime} 毫秒</span>
                     </h2>
-                    <div  class="layui-colla-content viewer" style="width: 1500px;height:600px;">
+                    <div  class="layui-colla-content viewer" style="width: 98%;height:600px;">
                     </div>
                 </div>
             </#list>
diff --git a/src/main/resources/templates/index-thymeleaf.html b/src/main/resources/templates/index-thymeleaf.html
index 69a7965..53a343d 100644
--- a/src/main/resources/templates/index-thymeleaf.html
+++ b/src/main/resources/templates/index-thymeleaf.html
@@ -80,7 +80,7 @@
                         <span th:if="${runtime.avgRunTime ge config.timeThreshold}" class="'layui-badge layui-bg-red" th:text="'平均响应 '+${runtime.avgRunTime}+' 毫秒'"></span>
                         <span th:if="${runtime.avgRunTime lt config.timeThreshold}" class="'layui-badge layui-bg-green" th:text="'平均响应 '+${runtime.avgRunTime}+' 毫秒'"></span>
                     </h2>
-                    <div  class="layui-colla-content viewer" style="width: 1500px;height:600px;"> </div>
+                    <div  class="layui-colla-content viewer" style="width: 98%;height:600px;"> </div>
                 </div>
         </div>