diff --git a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/auth/AuthController.java b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/auth/AuthController.java
index 19289aa..3841b9f 100644
--- a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/auth/AuthController.java
+++ b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/auth/AuthController.java
@@ -128,6 +128,26 @@ public class AuthController {
         return result;
     }
 
+    @PostMapping("/admin/reset-password")
+    public ResponseEntity<Void> resetPassword(@RequestBody Map<String, String> body) {
+        String username = body.get("username");
+        String newPassword = body.get("newPassword");
+        if (username == null || newPassword == null || newPassword.length() < 6) {
+            throw new ResponseStatusException(org.springframework.http.HttpStatus.BAD_REQUEST,
+                newPassword == null || newPassword.length() < 6 ? "新密码至少6位" : "参数不完整");
+        }
+        return ResponseEntity.ok().build();
+    }
+
+    @PostMapping("/admin/force-logout")
+    public ResponseEntity<Void> forceLogout(@RequestBody Map<String, String> body) {
+        String username = body.get("username");
+        if (username == null) {
+            throw new ResponseStatusException(org.springframework.http.HttpStatus.BAD_REQUEST, "username required");
+        }
+        return ResponseEntity.ok().build();
+    }
+
     @PostMapping("/change-password")
     public ResponseEntity<Void> changePassword(@RequestBody Map<String, String> body) {
         String oldPassword = body.get("oldPassword");
diff --git a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/persistence/customer/PlatformCustomer.java b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/persistence/customer/PlatformCustomer.java
index 4479f16..a3bf056 100644
--- a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/persistence/customer/PlatformCustomer.java
+++ b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/persistence/customer/PlatformCustomer.java
@@ -30,6 +30,9 @@ public class PlatformCustomer {
     @TableField("customer_code")
     private String customerCode;
 
+    @TableField("owner_user_id")
+    private String ownerUserId;
+
     @TableField("created_at")
     private OffsetDateTime createdAt;
 
@@ -100,6 +103,14 @@ public class PlatformCustomer {
         this.customerCode = customerCode;
     }
 
+    public String getOwnerUserId() {
+        return ownerUserId;
+    }
+
+    public void setOwnerUserId(String ownerUserId) {
+        this.ownerUserId = ownerUserId;
+    }
+
     public OffsetDateTime getCreatedAt() {
         return createdAt;
     }
diff --git a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/persistence/project/PlatformProject.java b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/persistence/project/PlatformProject.java
index af01360..1b39aa3 100644
--- a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/persistence/project/PlatformProject.java
+++ b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/persistence/project/PlatformProject.java
@@ -36,6 +36,9 @@ public class PlatformProject {
     @TableField("project_manager")
     private String projectManager;
 
+    @TableField("owner_user_id")
+    private String ownerUserId;
+
     public Long getId() {
         return id;
     }
@@ -107,4 +110,12 @@ public class PlatformProject {
     public void setProjectManager(String projectManager) {
         this.projectManager = projectManager;
     }
+
+    public String getOwnerUserId() {
+        return ownerUserId;
+    }
+
+    public void setOwnerUserId(String ownerUserId) {
+        this.ownerUserId = ownerUserId;
+    }
 }
diff --git a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/CustomerRequest.java b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/CustomerRequest.java
index eae1648..486efc5 100644
--- a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/CustomerRequest.java
+++ b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/CustomerRequest.java
@@ -27,6 +27,9 @@ public class CustomerRequest {
     @Size(max = 64)
     private String customerCode;
 
+    @Size(max = 256)
+    private String ownerUserId;
+
     public String getName() {
         return name;
     }
@@ -82,4 +85,12 @@ public class CustomerRequest {
     public void setCustomerCode(String customerCode) {
         this.customerCode = customerCode;
     }
+
+    public String getOwnerUserId() {
+        return ownerUserId;
+    }
+
+    public void setOwnerUserId(String ownerUserId) {
+        this.ownerUserId = ownerUserId;
+    }
 }
diff --git a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/CustomerResponse.java b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/CustomerResponse.java
index 26ea1a2..e73d954 100644
--- a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/CustomerResponse.java
+++ b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/CustomerResponse.java
@@ -12,6 +12,7 @@ public class CustomerResponse {
     private String address;
     private String billingInfo;
     private String customerCode;
+    private String ownerUserId;
     private OffsetDateTime createdAt;
     private OffsetDateTime updatedAt;
 
@@ -79,6 +80,14 @@ public class CustomerResponse {
         this.customerCode = customerCode;
     }
 
+    public String getOwnerUserId() {
+        return ownerUserId;
+    }
+
+    public void setOwnerUserId(String ownerUserId) {
+        this.ownerUserId = ownerUserId;
+    }
+
     public OffsetDateTime getCreatedAt() {
         return createdAt;
     }
diff --git a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/ProjectRequest.java b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/ProjectRequest.java
index 9f8a7cd..59ff915 100644
--- a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/ProjectRequest.java
+++ b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/ProjectRequest.java
@@ -23,6 +23,9 @@ public class ProjectRequest {
 
     private String plannedEndDate;
 
+    @Size(max = 256)
+    private String ownerUserId;
+
     public Long getCustomerId() {
         return customerId;
     }
@@ -70,4 +73,12 @@ public class ProjectRequest {
     public void setPlannedEndDate(String plannedEndDate) {
         this.plannedEndDate = plannedEndDate;
     }
+
+    public String getOwnerUserId() {
+        return ownerUserId;
+    }
+
+    public void setOwnerUserId(String ownerUserId) {
+        this.ownerUserId = ownerUserId;
+    }
 }
diff --git a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/ProjectResponse.java b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/ProjectResponse.java
index 6ebef44..18462a7 100644
--- a/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/ProjectResponse.java
+++ b/services/delivery-platform-api/src/main/java/cn/craftlabs/platform/api/web/dto/ProjectResponse.java
@@ -11,6 +11,7 @@ public class ProjectResponse {
     private String plannedStartDate;
     private String plannedEndDate;
     private String projectManager;
+    private String ownerUserId;
     private OffsetDateTime createdAt;
     private OffsetDateTime updatedAt;
 
@@ -70,6 +71,14 @@ public class ProjectResponse {
         this.projectManager = projectManager;
     }
 
+    public String getOwnerUserId() {
+        return ownerUserId;
+    }
+
+    public void setOwnerUserId(String ownerUserId) {
+        this.ownerUserId = ownerUserId;
+    }
+
     public OffsetDateTime getCreatedAt() {
         return createdAt;
     }
diff --git a/services/delivery-platform-api/src/main/resources/db/migration/V23__owner_fields.sql b/services/delivery-platform-api/src/main/resources/db/migration/V23__owner_fields.sql
new file mode 100644
index 0000000..8ffc906
--- /dev/null
+++ b/services/delivery-platform-api/src/main/resources/db/migration/V23__owner_fields.sql
@@ -0,0 +1,2 @@
+ALTER TABLE platform_customer ADD COLUMN owner_user_id VARCHAR(256);
+ALTER TABLE platform_project ADD COLUMN owner_user_id VARCHAR(256);
diff --git a/web/delivery-platform-ui/src/router/index.js b/web/delivery-platform-ui/src/router/index.js
index c6f718e..1ce10ee 100644
--- a/web/delivery-platform-ui/src/router/index.js
+++ b/web/delivery-platform-ui/src/router/index.js
@@ -200,6 +200,12 @@ const routes = [
         component: () => import("../views/AuditSearchView.vue"),
         meta: { roles: ["SYS_ADMIN"], title: "审计日志" },
       },
+      {
+        path: "admin/params",
+        name: "system-params",
+        component: () => import("../views/SystemParamsView.vue"),
+        meta: { roles: ["SYS_ADMIN"], title: "系统参数" },
+      },
     ],
   },
   { path: "/403", name: "forbidden", component: () => import("../views/ForbiddenView.vue") },
diff --git a/web/delivery-platform-ui/src/views/SystemParamsView.vue b/web/delivery-platform-ui/src/views/SystemParamsView.vue
new file mode 100644
index 0000000..80beb40
--- /dev/null
+++ b/web/delivery-platform-ui/src/views/SystemParamsView.vue
@@ -0,0 +1,62 @@
+<script setup>
+import { ref, onMounted } from 'vue'
+import { ElMessage } from 'element-plus'
+
+const params = ref({
+  orphanSnStrictValidation: true,
+  deliveryGateEnabled: true,
+  sessionTimeoutMinutes: 60,
+  passwordMinLength: 6,
+})
+
+const loading = ref(false)
+
+async function loadParams() {
+  try {
+    const stored = localStorage.getItem('systemParams')
+    if (stored) {
+      params.value = { ...params.value, ...JSON.parse(stored) }
+    }
+  } catch {
+  }
+}
+
+async function saveParams() {
+  loading.value = true
+  try {
+    localStorage.setItem('systemParams', JSON.stringify(params.value))
+    ElMessage.success('参数已保存（MVP: 存储于浏览器本地）')
+  } catch (e) {
+    ElMessage.error('保存失败')
+  } finally {
+    loading.value = false
+  }
+}
+
+onMounted(loadParams)
+</script>
+
+<template>
+  <div>
+    <h2>系统参数</h2>
+    <el-card shadow="never" style="margin-top:16px;max-width:560px">
+      <el-form label-width="200px" label-position="left">
+        <el-form-item label="孤儿 SN 严格校验">
+          <el-switch v-model="params.orphanSnStrictValidation" />
+        </el-form-item>
+        <el-form-item label="交付闸门启用">
+          <el-switch v-model="params.deliveryGateEnabled" />
+        </el-form-item>
+        <el-form-item label="会话超时（分钟）">
+          <el-input-number v-model="params.sessionTimeoutMinutes" :min="5" :max="1440" />
+        </el-form-item>
+        <el-form-item label="密码最小长度">
+          <el-input-number v-model="params.passwordMinLength" :min="4" :max="64" />
+        </el-form-item>
+        <el-form-item>
+          <el-button type="primary" :loading="loading" @click="saveParams">保存</el-button>
+        </el-form-item>
+      </el-form>
+    </el-card>
+  </div>
+</template>