diff --git a/backend/src/main/java/io/metersphere/service/RegistryParamService.java b/backend/src/main/java/io/metersphere/service/RegistryParamService.java
deleted file mode 100644
index d34a79d52c..0000000000
--- a/backend/src/main/java/io/metersphere/service/RegistryParamService.java
+++ /dev/null
@@ -1,47 +0,0 @@
-package io.metersphere.service;
-
-import io.metersphere.base.domain.SystemParameter;
-import io.metersphere.base.domain.SystemParameterExample;
-import io.metersphere.base.mapper.SystemParameterMapper;
-import io.metersphere.commons.constants.ParamConstants;
-import io.metersphere.commons.utils.EncryptUtils;
-import org.apache.commons.lang3.StringUtils;
-import org.springframework.stereotype.Service;
-import org.springframework.transaction.annotation.Transactional;
-
-import javax.annotation.Resource;
-import java.util.Comparator;
-import java.util.List;
-
-@Service
-@Transactional(rollbackFor = Exception.class)
-public class RegistryParamService {
-    @Resource
-    private SystemParameterMapper parameterMapper;
-
-    public List<SystemParameter> getRegistry(String type) {
-        List<SystemParameter> paramList = this.getParamList(type);
-        for (SystemParameter parameter : paramList) {
-            if (StringUtils.equalsIgnoreCase(ParamConstants.Type.PASSWORD.getValue(), parameter.getType())) {
-                parameter.setParamValue(EncryptUtils.aesDecrypt(parameter.getParamValue()).toString());
-            }
-        }
-        paramList.sort(Comparator.comparingInt(SystemParameter::getSort));
-        return paramList;
-    }
-
-    public void updateRegistry(List<SystemParameter> parameters) {
-        for (SystemParameter parameter : parameters) {
-            if (StringUtils.equalsIgnoreCase(ParamConstants.Type.PASSWORD.getValue(), parameter.getType())) {
-                parameter.setParamValue(EncryptUtils.aesEncrypt(parameter.getParamValue()).toString());
-            }
-            parameterMapper.updateByPrimaryKey(parameter);
-        }
-    }
-
-    public List<SystemParameter> getParamList(String type) {
-        SystemParameterExample example = new SystemParameterExample();
-        example.createCriteria().andParamKeyLike(type + "%");
-        return parameterMapper.selectByExample(example);
-    }
-}
diff --git a/frontend/src/business/components/settings/system/TestResourcePool.vue b/frontend/src/business/components/settings/system/TestResourcePool.vue
index 065086bc23..6163c32b79 100644
--- a/frontend/src/business/components/settings/system/TestResourcePool.vue
+++ b/frontend/src/business/components/settings/system/TestResourcePool.vue
@@ -104,14 +104,14 @@
                   <el-input-number v-model="item.maxConcurrency" :min="1" :max="9999"></el-input-number>
                 </el-form-item>
               </el-col>
-              <el-col :span="4">
+              <el-col :offset="2" :span="2">
                 <span class="box">
-                    <el-button @click="addResourceInfo()" type="primary" size="mini" circle>
+                    <el-button @click="addResourceInfo()" type="success" size="mini" circle>
                         <font-awesome-icon :icon="['fas', 'plus']"/>
                     </el-button>
                 </span>
                 <span class="box">
-                    <el-button @click="removeResourceInfo(index)" type="primary" size="mini" circle>
+                    <el-button @click="removeResourceInfo(index)" type="danger" size="mini" circle>
                         <font-awesome-icon :icon="['fas', 'minus']"/>
                     </el-button>
                 </span>
@@ -187,14 +187,14 @@
                   <el-input-number v-model="item.maxConcurrency" :min="1" :max="9999"></el-input-number>
                 </el-form-item>
               </el-col>
-              <el-col :span="4">
+              <el-col :offset="2" :span="2">
                 <span class="box">
-                    <el-button @click="addResourceInfo()" type="primary" size="mini" circle>
+                    <el-button @click="addResourceInfo()" type="success" size="mini" circle>
                         <font-awesome-icon :icon="['fas', 'plus']"/>
                     </el-button>
                 </span>
                 <span class="box">
-                    <el-button @click="removeResourceInfo(index)" type="primary" size="mini" circle>
+                    <el-button @click="removeResourceInfo(index)" type="danger" size="mini" circle>
                         <font-awesome-icon :icon="['fas', 'minus']"/>
                     </el-button>
                 </span>