diff --git a/src/components/home/overview.vue b/src/components/home/overview.vue
index 40fd839..d3dc3b7 100644
--- a/src/components/home/overview.vue
+++ b/src/components/home/overview.vue
@@ -4,21 +4,27 @@ import { useCurrentProject } from '@/composables/useCurrentProject'
 import { useDbStore } from '@/store/modules/db'
 
 const db = useDbStore()
-const { hasCurrentProject } = useCurrentProject()
+const { hasCurrentProject, currentProjectId } = useCurrentProject()
 
 const now = new Date()
 const dateStr = `${now.getFullYear()}年${now.getMonth() + 1}月${now.getDate()}日`
 
+const projectWorkRecords = computed(() => {
+  if (!hasCurrentProject.value || currentProjectId.value == null)
+    return []
+  return (db.work_record || []).filter(item => item.project_id === currentProjectId.value)
+})
+
 const totalCompactionArea = computed(() => {
   if (!hasCurrentProject.value)
     return null
-  return (db.work_record || []).reduce((sum, item) => sum + (item.compaction_area ?? 0), 0)
+  return projectWorkRecords.value.reduce((sum, item) => sum + (item.compaction_area ?? 0), 0)
 })
 
 const totalDuration = computed(() => {
   if (!hasCurrentProject.value)
     return null
-  return (db.work_record || []).reduce((sum, item) => sum + (item.duration ?? 0), 0)
+  return projectWorkRecords.value.reduce((sum, item) => sum + (item.duration ?? 0), 0)
 })
 
 const onlineCount = computed(() => {
@@ -40,8 +46,9 @@ function formatCount(value: number | null) {
 }
 
 onMounted(async () => {
-  if (!db.work_record?.length)
-    await db.loadAll()
+  if (!hasCurrentProject.value || currentProjectId.value == null)
+    return
+  await db.loadByProject(currentProjectId.value)
 })
 </script>
 
diff --git a/src/components/home/progress.vue b/src/components/home/progress.vue
index 2e64830..4b4dcc9 100644
--- a/src/components/home/progress.vue
+++ b/src/components/home/progress.vue
@@ -5,18 +5,14 @@ import { calcUncompactedArea } from '@/service/project'
 import { useDbStore } from '@/store/modules/db'
 
 const db = useDbStore()
-const { currentProject: storedProject, hasCurrentProject } = useCurrentProject()
+const { hasCurrentProject, currentProjectId } = useCurrentProject()
 
 const currentProject = computed(() => {
-  if (!hasCurrentProject.value)
+  if (!hasCurrentProject.value || currentProjectId.value == null)
     return null
 
   const list = db.project || []
-  const storedId = storedProject.value?.id
-  if (storedId == null)
-    return null
-
-  return list.find(item => item.id === storedId) || null
+  return list.find(item => item.id === currentProjectId.value) || null
 })
 
 const progressPercent = computed(() => {
@@ -84,8 +80,9 @@ function formatPercent(value: number | null) {
 }
 
 onMounted(async () => {
-  if (!db.project?.length)
-    await db.loadAll()
+  if (!hasCurrentProject.value || currentProjectId.value == null)
+    return
+  await db.loadByProject(currentProjectId.value)
 })
 </script>
 
diff --git a/src/components/home/projectList.vue b/src/components/home/projectList.vue
index 0e5a741..1e7b703 100644
--- a/src/components/home/projectList.vue
+++ b/src/components/home/projectList.vue
@@ -1,18 +1,12 @@
 <script setup lang="ts">
 import type { Project } from '@/service/project'
 import { computed, onMounted } from 'vue'
-import { useCurrentProject } from '@/composables/useCurrentProject'
 import { useDbStore } from '@/store/modules/db'
 
 const db = useDbStore()
-const { hasCurrentProject } = useCurrentProject()
 
-/** 首页只展示最近几条 */
-const list = computed(() => {
-  if (!hasCurrentProject.value)
-    return []
-  return (db.project || []).slice(0, 2)
-})
+/** 首页展示最近 2 条，按 id 倒序 */
+const list = computed(() => (db.project || []).slice().sort((a, b) => (b.id ?? 0) - (a.id ?? 0)).slice(0, 2))
 
 onMounted(async () => {
   if (!db.project?.length)
@@ -45,10 +39,7 @@ function goToDetail(item: Project) {
       </wd-button>
     </view>
     <view class="card-body">
-      <view v-if="!hasCurrentProject" class="empty-tip">
-        --
-      </view>
-      <view v-else-if="!list.length" class="empty-tip">
+      <view v-if="!list.length" class="empty-tip">
         暂无项目
       </view>
       <home-list
diff --git a/src/components/home/status.vue b/src/components/home/status.vue
index 80b2dcd..95ca031 100644
--- a/src/components/home/status.vue
+++ b/src/components/home/status.vue
@@ -37,7 +37,7 @@ function goToWork() {
           </view>
         </view>
         <view class="status-params">
-          <view class="param">
+          <!-- <view class="param">
             <text class="param-label">
               振动频率
             </text>
@@ -52,7 +52,7 @@ function goToWork() {
             <text class="param-value">
               8939mm
             </text>
-          </view>
+          </view> -->
           <view class="param">
             <text class="param-label">
               行驶速度
diff --git a/src/components/home/warning.vue b/src/components/home/warning.vue
index b70ef78..35706a9 100644
--- a/src/components/home/warning.vue
+++ b/src/components/home/warning.vue
@@ -5,21 +5,21 @@ import { useCurrentProject } from '@/composables/useCurrentProject'
 import { useDbStore } from '@/store/modules/db'
 
 const db = useDbStore()
-const { hasCurrentProject, currentProject } = useCurrentProject()
+const { hasCurrentProject, currentProjectId } = useCurrentProject()
 
 /** 首页只展示当前项目最近几条 */
 const list = computed(() => {
-  if (!hasCurrentProject.value)
+  if (!hasCurrentProject.value || currentProjectId.value == null)
     return []
-  const projectId = currentProject.value?.id
   return (db.warning_record || [])
-    .filter(item => projectId == null || item.project_id === projectId)
+    .filter(item => item.project_id === currentProjectId.value)
     .slice(0, 3)
 })
 
 onMounted(async () => {
-  if (!db.warning_record?.length)
-    await db.loadAll()
+  if (!hasCurrentProject.value || currentProjectId.value == null)
+    return
+  await db.loadByProject(currentProjectId.value)
 })
 
 function goToWarningList() {
diff --git a/src/components/settings/projectForm.vue b/src/components/settings/projectForm.vue
index 404012b..76fb405 100644
--- a/src/components/settings/projectForm.vue
+++ b/src/components/settings/projectForm.vue
@@ -1,13 +1,14 @@
 <script setup lang="ts">
+import { useCurrentProject } from '@/composables/useCurrentProject'
 import { projectService } from '@/service'
-import storage from '@/utils/storage'
+import { useDbStore } from '@/store/modules/db'
 
-const PROJECT_KEY = 'current_project'
-const currentProject = storage.get(PROJECT_KEY)
+const db = useDbStore()
+const { setCurrentProject, currentProjectId } = useCurrentProject()
 
-const projectName = ref(currentProject?.project_name || '')
-const startEndStation = ref(currentProject?.stake_range || '')
-const totalArea = ref(currentProject?.total_area ? String(currentProject.total_area) : '')
+const projectName = ref('')
+const startEndStation = ref('')
+const totalArea = ref('')
 
 async function handleSave() {
   if (!projectName.value) {
@@ -16,21 +17,30 @@ async function handleSave() {
   }
 
   try {
-    const id = await projectService.insert({
+    const payload = {
       project_name: projectName.value,
       stake_range: startEndStation.value,
       total_area: Number(totalArea.value) || 0,
-      status: 0,
-    })
+      status: 0 as const,
+    }
 
-    // 保存到 storage
-    storage.set(PROJECT_KEY, {
-      id,
-      project_name: projectName.value,
-      stake_range: startEndStation.value,
-      total_area: Number(totalArea.value) || 0,
-      status: 0,
-    })
+    // 始终新建项目，写入数据库
+    const id = await projectService.insert(payload)
+    if (!id) {
+      uni.showToast({ title: '保存失败：未获取到项目ID', icon: 'none' })
+      return
+    }
+
+    // 写入 storage，后续业务按该项目 id 查询
+    const project = await projectService.selectById(id)
+    if (!project) {
+      uni.showToast({ title: '保存失败：项目不存在', icon: 'none' })
+      return
+    }
+
+    setCurrentProject(project)
+    await db.loadByProject(id)
+    console.log('id22222', id, 'currentProjectId.value', currentProjectId.value)
 
     uni.showToast({ title: '保存成功', icon: 'success' })
   }
diff --git a/src/composables/useCurrentProject.ts b/src/composables/useCurrentProject.ts
index 9bed942..420686d 100644
--- a/src/composables/useCurrentProject.ts
+++ b/src/composables/useCurrentProject.ts
@@ -1,28 +1,49 @@
+import type { Project } from '@/service/project'
 import { onShow } from '@dcloudio/uni-app'
 import { computed, ref } from 'vue'
 import storage from '@/utils/storage'
 
 const PROJECT_KEY = 'current_project'
 
+/** 模块级共享，保证各页面读到同一当前项目 */
+const currentProject = ref<Partial<Project> | undefined>(storage.get(PROJECT_KEY))
+
 /**
  * 读取本地当前项目；无项目时首页/压实作业数据统一展示为 `--`
+ * 有项目时，业务查询应以 currentProjectId 为条件
  */
 export function useCurrentProject() {
-  const currentProject = ref(storage.get(PROJECT_KEY))
+  const currentProjectId = computed(() => {
+    const id = currentProject.value?.id
+    return id == null ? null : Number(id)
+  })
 
-  const hasCurrentProject = computed(() => currentProject.value?.id != null)
+  const hasCurrentProject = computed(() => currentProjectId.value != null && currentProjectId.value > 0)
 
   function refreshCurrentProject() {
     currentProject.value = storage.get(PROJECT_KEY)
   }
 
+  /** 写入 storage 并同步内存中的当前项目 */
+  function setCurrentProject(project: Partial<Project> | null | undefined) {
+    if (!project?.id) {
+      storage.remove(PROJECT_KEY)
+      currentProject.value = undefined
+      return
+    }
+    storage.set(PROJECT_KEY, project)
+    currentProject.value = project
+  }
+
   onShow(() => {
     refreshCurrentProject()
   })
 
   return {
     currentProject,
+    currentProjectId,
     hasCurrentProject,
+    setCurrentProject,
     refreshCurrentProject,
   }
 }
diff --git a/src/pages/project/index.vue b/src/pages/project/index.vue
index 2cc569c..fc3ab0d 100644
--- a/src/pages/project/index.vue
+++ b/src/pages/project/index.vue
@@ -38,6 +38,8 @@ const projects = computed(() => {
       }
       return true
     })
+    .slice()
+    .reverse()
     .map(mapProjectItem)
 })
 
diff --git a/src/service/project.ts b/src/service/project.ts
index 6e99878..50c3ab8 100644
--- a/src/service/project.ts
+++ b/src/service/project.ts
@@ -68,14 +68,23 @@ export async function selectByStatus(status: 0 | 1): Promise<Project[]> {
   return DB.selectByField(TABLE, 'status', status)
 }
 
-/** 新增项目 */
+/** 新增项目，返回新记录 id */
 export async function insert(data: Omit<Project, 'id'>): Promise<number> {
   await DB.insert(TABLE, {
     ...data,
     uncompacted_area: calcUncompactedArea(data.total_area, data.total_compaction_area),
   })
+
   const result = await DB.selectSql('SELECT last_insert_rowid() as id')
-  return result?.[0]?.id || 0
+  let id = Number(result?.[0]?.id) || 0
+
+  // 部分端上 last_insert_rowid 不稳定，回退取最新一条
+  if (!id) {
+    const latest = await DB.select(TABLE, '*', undefined, 'id DESC', 1)
+    id = Number(latest?.[0]?.id) || 0
+  }
+
+  return id
 }
 
 /** 更新项目；标记为已完成(status=1)时清除该项目的作业记录与 RTK 轨迹 */
diff --git a/src/service/rtkTrack.ts b/src/service/rtkTrack.ts
index 71e5b4b..9491c37 100644
--- a/src/service/rtkTrack.ts
+++ b/src/service/rtkTrack.ts
@@ -46,6 +46,15 @@ export async function selectByWorkRecordId(workRecordId: number): Promise<RtkTra
   return DB.selectByField(TABLE, 'work_record_id', workRecordId)
 }
 
+/** 按项目 ID 查询（通过 work_record 关联） */
+export async function selectByProjectId(projectId: number): Promise<RtkTrack[]> {
+  return DB.selectSql(
+    `SELECT t.* FROM ${TABLE} t
+     INNER JOIN work_record w ON t.work_record_id = w.id
+     WHERE w.project_id = ${projectId}`,
+  )
+}
+
 /** 新增轨迹点 */
 export async function insert(data: RtkTrack): Promise<any> {
   return DB.insert(TABLE, data)
diff --git a/src/service/workRecord.ts b/src/service/workRecord.ts
index b8ff5e5..949d9c5 100644
--- a/src/service/workRecord.ts
+++ b/src/service/workRecord.ts
@@ -1,4 +1,4 @@
-// 当日工作记录表
+// 工作记录表
 import DB from '@/utils/sqlite'
 
 const TABLE = 'work_record'
diff --git a/src/store/modules/db.ts b/src/store/modules/db.ts
index 38717fa..36a1d5e 100644
--- a/src/store/modules/db.ts
+++ b/src/store/modules/db.ts
@@ -20,6 +20,7 @@ import {
  *   import { useDbStore } from '@/store/modules/db'
  *   const db = useDbStore()
  *   await db.loadAll()
+ *   await db.loadByProject(projectId)  // 按当前项目加载关联数据
  *
  *   db.project          // 项目表
  *   db.work_record      // 作业记录表
@@ -50,6 +51,25 @@ export const useDbStore = defineStore('db', () => {
     history_report.value = historyReports
   }
 
+  /**
+   * 按项目加载关联数据（作业 / 轨迹 / 告警）
+   * 项目列表、历史报告始终全量加载，不按项目 id 过滤
+   */
+  async function loadByProject(projectId: number) {
+    const [projects, workRecords, rtkTracks, warningRecords, historyReports] = await Promise.all([
+      projectService.selectAll(),
+      workRecordService.selectByProjectId(projectId),
+      rtkTrackService.selectByProjectId(projectId),
+      warningRecordService.selectByProjectId(projectId),
+      historyReportService.selectAll(),
+    ])
+    project.value = projects
+    work_record.value = workRecords
+    rtk_track.value = rtkTracks
+    warning_record.value = warningRecords
+    history_report.value = historyReports
+  }
+
   /** 按项目筛选作业记录 */
   async function loadWorkRecordByProject(projectId: number) {
     work_record.value = await workRecordService.selectByProjectId(projectId)
@@ -65,9 +85,9 @@ export const useDbStore = defineStore('db', () => {
     warning_record.value = await warningRecordService.selectByProjectId(projectId)
   }
 
-  /** 按项目筛选历史报告 */
-  async function loadHistoryReportByProject(projectId: number) {
-    history_report.value = await historyReportService.selectByProjectId(projectId)
+  /** 加载全部历史报告（不按项目过滤） */
+  async function loadHistoryReportAll() {
+    history_report.value = await historyReportService.selectAll()
   }
 
   return {
@@ -77,9 +97,10 @@ export const useDbStore = defineStore('db', () => {
     warning_record,
     history_report,
     loadAll,
+    loadByProject,
     loadWorkRecordByProject,
     loadRtkTrackByWorkRecord,
     loadWarningByProject,
-    loadHistoryReportByProject,
+    loadHistoryReportAll,
   }
 })