diff --git a/ruoyi-ui/src/views/loanPricing/workflow/components/CorporateCreateDialog.vue b/ruoyi-ui/src/views/loanPricing/workflow/components/CorporateCreateDialog.vue
index c658f9f..8b5b74a 100644
--- a/ruoyi-ui/src/views/loanPricing/workflow/components/CorporateCreateDialog.vue
+++ b/ruoyi-ui/src/views/loanPricing/workflow/components/CorporateCreateDialog.vue
@@ -60,6 +60,22 @@
           </el-form-item>
         </el-col>
       </el-row>
+      <el-row>
+        <el-col :span="12">
+          <el-form-item label="业务种类" prop="businessType">
+            <el-select v-model="form.businessType" placeholder="请选择业务种类" style="width: 100%" @change="handleBusinessTypeChange">
+              <el-option label="新客" value="新客"/>
+              <el-option label="存量新增" value="存量新增"/>
+              <el-option label="存量转贷" value="存量转贷"/>
+            </el-select>
+          </el-form-item>
+        </el-col>
+        <el-col :span="12" v-if="isStockTransfer">
+          <el-form-item label="历史贷款利率" prop="loanRateHistory">
+            <el-input v-model="form.loanRateHistory" placeholder="请选择历史贷款合同" :readonly="true"/>
+          </el-form-item>
+        </el-col>
+      </el-row>
 
       <!-- 企业标识 -->
       <el-divider content-position="left">企业标识</el-divider>
@@ -93,6 +109,12 @@
         </el-col>
       </el-row>
     </el-form>
+    <history-contract-selector
+      :visible.sync="showHistorySelector"
+      :contracts="historyContracts"
+      :loading="historyLoading"
+      @select="handleHistoryContractSelect"
+    />
     <div slot="footer" class="dialog-footer">
       <el-button type="primary" :loading="submitting" @click="submitForm">确 定</el-button>
       <el-button @click="cancel">取 消</el-button>
@@ -101,10 +123,14 @@
 </template>
 
 <script>
-import {createCorporateWorkflow} from "@/api/loanPricing/workflow"
+import {createCorporateWorkflow, queryHistoryContracts} from "@/api/loanPricing/workflow"
+import HistoryContractSelector from "./HistoryContractSelector"
 
 export default {
   name: "CorporateCreateDialog",
+  components: {
+    HistoryContractSelector
+  },
   props: {
     visible: {
       type: Boolean,
@@ -151,6 +177,10 @@ export default {
         '1', '2', '3', '4', '5', '6', '7', '8', '9', '10'
       ],
       submitting: false,
+      showHistorySelector: false,
+      historyLoading: false,
+      historyContracts: [],
+      selectedHistoryContract: null,
       form: {
         orgCode: '892000',
         runType: '1',
@@ -161,6 +191,8 @@ export default {
         guarType: undefined,
         applyAmt: undefined,
         loanTerm: undefined,
+        businessType: undefined,
+        loanRateHistory: undefined,
         isGreenLoan: false,
         isTradeBuildEnt: false,
         collType: undefined,
@@ -190,6 +222,12 @@ export default {
         loanTerm: [
           {required: true, validator: validateLoanTerm, trigger: "change"}
         ],
+        businessType: [
+          {required: true, message: "请选择业务种类", trigger: "change"}
+        ],
+        loanRateHistory: [
+          {required: true, message: "请选择历史贷款合同", trigger: "change"}
+        ],
         collType: [
           {required: true, message: "请选择抵质押类型", trigger: "change"}
         ]
@@ -208,6 +246,9 @@ export default {
     isCollateralGuarantee() {
       return this.form.guarType === '抵押' || this.form.guarType === '质押'
     },
+    isStockTransfer() {
+      return this.form.businessType === '存量转贷'
+    },
     collateralTypeOptions() {
       if (this.form.guarType === '抵押') {
         return ['一类', '二类', '三类', '四类', '其他']
@@ -243,12 +284,18 @@ export default {
         guarType: undefined,
         applyAmt: undefined,
         loanTerm: undefined,
+        businessType: undefined,
+        loanRateHistory: undefined,
         isGreenLoan: false,
         isTradeBuildEnt: false,
         collType: undefined,
         collThirdParty: false
       }
       this.submitting = false
+      this.showHistorySelector = false
+      this.historyLoading = false
+      this.historyContracts = []
+      this.selectedHistoryContract = null
       this.$nextTick(() => {
         if (this.$refs.form) {
           this.$refs.form.clearValidate()
@@ -274,10 +321,55 @@ export default {
         }
       })
     },
+    handleBusinessTypeChange(value) {
+      this.clearHistoryContract()
+      if (value === '存量转贷') {
+        this.queryHistoryContracts()
+      }
+    },
+    queryHistoryContracts() {
+      if (!this.form.custIsn) {
+        this.$modal.msgWarning("客户内码不能为空")
+        return
+      }
+      this.historyLoading = true
+      queryHistoryContracts(this.form.custIsn).then(response => {
+        this.historyContracts = response.data || []
+        if (this.historyContracts.length === 0) {
+          this.$modal.msgWarning("未查询到历史贷款合同")
+          return
+        }
+        this.showHistorySelector = true
+      }).finally(() => {
+        this.historyLoading = false
+      })
+    },
+    handleHistoryContractSelect(row) {
+      if (!row.loan_rate_history) {
+        this.$modal.msgWarning("历史贷款利率不能为空")
+        return
+      }
+      this.selectedHistoryContract = row
+      this.form.loanRateHistory = row.loan_rate_history
+    },
+    clearHistoryContract() {
+      this.selectedHistoryContract = null
+      this.form.loanRateHistory = undefined
+      this.historyContracts = []
+      this.$nextTick(() => {
+        if (this.$refs.form) {
+          this.$refs.form.clearValidate(['loanRateHistory'])
+        }
+      })
+    },
     /** 提交按钮 */
     submitForm() {
       this.$refs["form"].validate(valid => {
         if (valid) {
+          if (this.isStockTransfer && !this.form.loanRateHistory) {
+            this.$modal.msgWarning("请选择历史贷款合同")
+            return
+          }
           this.submitting = true
           // 转换开关值为字符串
           const data = {
@@ -291,6 +383,9 @@ export default {
             delete data.collType
             delete data.collThirdParty
           }
+          if (!this.isStockTransfer) {
+            delete data.loanRateHistory
+          }
 
           createCorporateWorkflow(data).then(response => {
             this.$modal.msgSuccess("新增成功")