diff --git a/package-lock.json b/package-lock.json
index c97ee00..7072271 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,6 +14,7 @@
         "@types/qs": "^6.9.18",
         "@unocss/reset": "^66.0.0",
         "axios": "^1.8.4",
+        "big.js": "^7.0.1",
         "dayjs": "^1.11.13",
         "dexie": "^4.0.11",
         "echarts": "^5.6.0",
@@ -32,6 +33,7 @@
       "devDependencies": {
         "@iconify/json": "^2.2.310",
         "@tsconfig/node22": "^22.0.0",
+        "@types/big.js": "^6.2.2",
         "@types/node": "^24.2.1",
         "@unocss/preset-icons": "^66.0.0",
         "@unocss/preset-rem-to-px": "^66.0.0",
@@ -2211,6 +2213,13 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/big.js": {
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/@types/big.js/-/big.js-6.2.2.tgz",
+      "integrity": "sha512-e2cOW9YlVzFY2iScnGBBkplKsrn2CsObHQ2Hiw4V1sSyiGbgWL8IyqE3zFi1Pt5o1pdAtYkDAIsF3KKUPjdzaA==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@types/d3-array": {
       "version": "3.2.1",
       "resolved": "https://registry.npmjs.org/@types/d3-array/-/d3-array-3.2.1.tgz",
@@ -3680,12 +3689,16 @@
       "license": "MIT"
     },
     "node_modules/big.js": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/big.js/-/big.js-5.2.2.tgz",
-      "integrity": "sha512-vyL2OymJxmarO8gxMr0mhChsO9QGwhynfuu4+MHTAW6czfq9humCB7rKpUjDd9YUiDPU4mzpyupFSvOClAwbmQ==",
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/big.js/-/big.js-7.0.1.tgz",
+      "integrity": "sha512-iFgV784tD8kq4ccF1xtNMZnXeZzVuXWWM+ERFzKQjv+A5G9HC8CY3DuV45vgzFFcW+u2tIvmF95+AzWgs6BjCg==",
       "license": "MIT",
       "engines": {
         "node": "*"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/bigjs"
       }
     },
     "node_modules/binary-extensions": {
@@ -5724,6 +5737,15 @@
         "node": ">=8.9.0"
       }
     },
+    "node_modules/loader-utils/node_modules/big.js": {
+      "version": "5.2.2",
+      "resolved": "https://registry.npmjs.org/big.js/-/big.js-5.2.2.tgz",
+      "integrity": "sha512-vyL2OymJxmarO8gxMr0mhChsO9QGwhynfuu4+MHTAW6czfq9humCB7rKpUjDd9YUiDPU4mzpyupFSvOClAwbmQ==",
+      "license": "MIT",
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/local-pkg": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/local-pkg/-/local-pkg-1.1.1.tgz",
diff --git a/package.json b/package.json
index 88b8f96..9c50afe 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,7 @@
     "@types/qs": "^6.9.18",
     "@unocss/reset": "^66.0.0",
     "axios": "^1.8.4",
+    "big.js": "^7.0.1",
     "dayjs": "^1.11.13",
     "dexie": "^4.0.11",
     "echarts": "^5.6.0",
@@ -38,6 +39,7 @@
   "devDependencies": {
     "@iconify/json": "^2.2.310",
     "@tsconfig/node22": "^22.0.0",
+    "@types/big.js": "^6.2.2",
     "@types/node": "^24.2.1",
     "@unocss/preset-icons": "^66.0.0",
     "@unocss/preset-rem-to-px": "^66.0.0",
diff --git a/src/views/stationData/component/line-dlg.vue b/src/views/stationData/component/line-dlg.vue
new file mode 100644
index 0000000..feec660
--- /dev/null
+++ b/src/views/stationData/component/line-dlg.vue
@@ -0,0 +1,197 @@
+<template>
+  <EdfsDialog
+    class="plf-strategy-dlg"
+    :title="title"
+    :isShow="visibility"
+    width="20%"
+    @on-close="onClone"
+    @on-save="onSave"
+  >
+    <div class="dlg-body">
+      <el-row>
+        <div class="label">设置系数：</div>
+        <div class="box">
+          <div
+            class="operator-btn"
+            :class="{ active: formData.operator === '/' }"
+            @click="formData.operator = '/'"
+          >
+            除
+          </div>
+          <div class="custom-stepper">
+            <div class="stepper-btn minus" @click="decrease">-</div>
+            <div class="stepper-input">{{ formData.coefficient }}</div>
+            <div class="stepper-btn plus" @click="increase">+</div>
+          </div>
+          <div
+            class="operator-btn"
+            :class="{ active: formData.operator === '*' }"
+            @click="formData.operator = '*'"
+          >
+            乘
+          </div>
+        </div>
+      </el-row>
+    </div>
+  </EdfsDialog>
+</template>
+
+<script setup lang="ts">
+import { cloneDeep } from 'lodash'
+import EdfsDialog from '@/components/Edfs-dialog.vue'
+
+const emits = defineEmits(['on-save', 'on-close'])
+const title = ref()
+
+const createObj = {
+  id: '',
+  coefficient: 1,
+  operator: '*',
+}
+
+const formData = ref(cloneDeep(createObj)) as any
+
+function onClone() {
+  formData.value = cloneDeep(createObj)
+  visibility.value = false
+  emits('on-close')
+}
+
+async function onSave() {
+  emits('on-save', cloneDeep(formData.value))
+  onClone()
+}
+
+const visibility = ref(false)
+function open(titleStr: string, id: string, coefficient: string, operator: string) {
+  title.value = titleStr
+  formData.value.id = id
+  if (coefficient) {
+    formData.value.coefficient = Number(coefficient)
+  }
+  if (operator) {
+    formData.value.operator = operator
+  }
+  visibility.value = true
+}
+
+const ALLOWED_VALUES = [1, 10, 100, 1000]
+
+function decrease() {
+  const currentIndex = ALLOWED_VALUES.indexOf(formData.value.coefficient)
+  if (currentIndex > 0) {
+    formData.value.coefficient = ALLOWED_VALUES[currentIndex - 1]
+  }
+}
+
+function increase() {
+  const currentIndex = ALLOWED_VALUES.indexOf(formData.value.coefficient)
+  if (currentIndex < ALLOWED_VALUES.length - 1) {
+    formData.value.coefficient = ALLOWED_VALUES[currentIndex + 1]
+  } else if (currentIndex === -1) {
+    formData.value.coefficient = 1
+  }
+}
+
+defineExpose({
+  open,
+})
+</script>
+
+<style scoped lang="scss">
+.plf-strategy-dlg {
+  .dlg-body {
+  }
+  .el-row {
+    height: 32px;
+    margin-bottom: 20px;
+    :deep(.label) {
+      margin-right: 10px;
+      line-height: 32px;
+      width: 100px;
+      text-align: right;
+    }
+    span {
+      margin-right: 10px;
+      width: 110px;
+      height: 32px;
+      line-height: 32px;
+      text-align: right;
+    }
+    :deep(.el-radio-group) {
+      height: 100%;
+    }
+    :deep(.el-radio) {
+      height: 100%;
+    }
+  }
+  .box {
+    display: flex;
+    gap: 10px;
+  }
+  .operator-btn {
+    width: 40px;
+    height: 32px;
+    line-height: 32px;
+    text-align: center;
+    border: 1px solid var(--el-border-color);
+    cursor: pointer;
+    border-radius: var(--el-border-radius-base);
+    color: var(--el-text-color-regular);
+    background-color: var(--el-bg-color);
+    &.active {
+      background-color: var(--el-color-primary);
+      color: var(--el-color-white);
+      border-color: var(--el-color-primary);
+    }
+    &:hover:not(.active) {
+      color: var(--el-color-primary);
+      border-color: var(--el-color-primary-light-7);
+      background-color: var(--el-color-primary-light-9);
+    }
+  }
+  .mx-2 {
+    margin: 0 10px;
+  }
+  .custom-stepper {
+    display: flex;
+    border: 1px solid var(--el-border-color);
+    border-radius: var(--el-border-radius-base);
+    height: 32px;
+    overflow: hidden;
+    background-color: var(--el-bg-color);
+
+    .stepper-btn {
+      width: 32px;
+      height: 100%;
+      display: flex;
+      align-items: center;
+      justify-content: center;
+      background-color: var(--el-fill-color-light);
+      cursor: pointer;
+      user-select: none;
+      color: var(--el-text-color-regular);
+      transition: all 0.3s;
+      &:hover {
+        color: var(--el-color-primary);
+        background-color: var(--el-color-primary-light-9);
+      }
+      &.minus {
+        border-right: 1px solid var(--el-border-color);
+      }
+      &.plus {
+        border-left: 1px solid var(--el-border-color);
+      }
+    }
+    .stepper-input {
+      flex: 1;
+      min-width: 50px;
+      text-align: center;
+      line-height: 30px;
+      font-size: 14px;
+      color: var(--el-text-color-regular);
+      background-color: var(--el-bg-color);
+    }
+  }
+}
+</style>
diff --git a/src/views/stationData/component/newDataChart.vue b/src/views/stationData/component/newDataChart.vue
index 37c16e0..92d6c58 100644
--- a/src/views/stationData/component/newDataChart.vue
+++ b/src/views/stationData/component/newDataChart.vue
@@ -7,22 +7,26 @@
       :autoresize="autoresize"
       :loading-options="loadingOpt"
       :loading="loading"
-  />
+      @click="onChartClick"
+    />
   </div>
+  <LineChartDlg ref="LineChartDlgRef" @on-save="onChangeCoefficient"/>
 </template>
 
 <script setup lang="ts">
+import Big from 'big.js'
 import dayjs from 'dayjs'
 import VChart from 'vue-echarts'
 import { use } from 'echarts/core'
 import { CanvasRenderer } from 'echarts/renderers'
 import type { EChartsOption, SeriesOption } from 'echarts/types/dist/shared.js'
 import { LineChart } from 'echarts/charts'
+import LineChartDlg from './line-dlg.vue'
 import {
-  TooltipComponent,
-  LegendComponent,
   DataZoomComponent,
   GridComponent,
+  LegendComponent,
+  TooltipComponent,
 } from 'echarts/components'
 
 use([
@@ -35,17 +39,37 @@ use([
 ])
 const ZOOM_HEIGHT = 30
 const ZOOM_BOTTOM = 10
+const emits = defineEmits(['on-change-coefficient'])
 
 type Legend = {
   addr: string
   label: string
   unit?: string
+  coefficient?: string | number
+  operator?: string
 }
 
 const autoresize = {
   throttle: 0,
 }
 
+const LineChartDlgRef = ref()
+
+function onChangeCoefficient(data: { id: string; coefficient: string; operator: string }) {
+  emits('on-change-coefficient', data)
+}
+
+const onChartClick = (params: any) => {
+  // 判断是否点到折线
+  const [seriesName, id] = params?.seriesName?.split('|')
+  if (params.componentType === 'series' && params.seriesType === 'line' && seriesName && id) {
+    const find = props.legends.find(item => item.addr === id) as any
+    if (find) {
+      LineChartDlgRef.value?.open(seriesName, id, find?.coefficient, find?.operator)
+    }
+  }
+}
+
 const props = defineProps({
   title: String,
   smooth: Boolean, //当前是曲线图还是阶梯图
@@ -82,14 +106,25 @@ const chartOption = computed<EChartsOption>(() => {
   loading.value = false
   const tmpSeries: SeriesOption[] = []
   for (const legend of props.legends.filter(item => item.addr !== 'ts')) {
-    const entry = props.chartDatas.get(legend.addr) as Array<any>
+    const entry = props.chartDatas.get(legend.addr) ?? []
     const lineData: SeriesOption = {
-      name: legend.label,
+      name: `${legend.label}|${legend.addr}`,
       type: 'line',
       id: legend.addr,
       // symbol: "none",
       connectNulls: true,
-      data: entry,
+      triggerLineEvent: true,
+      data: entry.map(([ts, val]) => {
+        const coef = legend?.coefficient ? new Big(legend.coefficient) : new Big(1)
+        const operator = legend?.operator || '*'
+        let valBig = new Big(val)
+        if (operator === '/') {
+          valBig = valBig.div(coef)
+        } else {
+          valBig = valBig.times(coef)
+        }
+        return [ts, valBig.toNumber()]
+      }),
       sampling: 'lttb',
       animation: false,
     }
@@ -126,10 +161,13 @@ const chartOption = computed<EChartsOption>(() => {
         let relVal = timeStr
 
         for (let i = 0; i < params.length; i++) {
-          const unit = props.legends.find(item => item.addr === params[i].seriesId)?.unit || ''
-              relVal += `<div style="display: flex; justify-content: space-between; gap: 30px;">
+          const data = props.legends.find(item => item.addr === params[i].seriesId)
+          const conefficients = data?.coefficient ?? undefined
+          const unit = data?.unit || ''
+          relVal += `<div style="display: flex; justify-content: space-between; gap: 30px;">
             <div>${params[i].marker}${params[i].seriesName}:</div>
-            <div>${params[i].value[1]}${unit}</div>
+            <div>${params[i].value[1]}${conefficients ? `【系数为${conefficients}(${operatorMap[data?.operator] ?? ''
+          })】` : ''}${unit}</div>
           </div>`
         }
         return relVal
@@ -139,17 +177,21 @@ const chartOption = computed<EChartsOption>(() => {
       type: 'scroll',
       orient: 'vertical',
       formatter: name => {
-        return name.length > 15 ? name.substring(0, 15) + '...' : name
+        const nameStr = name.split('|')[0]
+        return nameStr.length > 15 ? nameStr.substring(0, 15) + '...' : nameStr
       },
       tooltip: {
         show: true,
+        formatter: function (params) {
+          return params.name.split('|')[0]
+        },
       },
       right: 0,
       top: 20,
       itemWidth: 10,
       itemHeight: 10,
       pageIconSize: 12,
-      data: props.legends.map(item => item.label),
+      data: props.legends.map(item => `${item.label}|${item.addr}`),
       // selected: unCheckArr.value.reduce((acc, cur) => {
       //   acc[cur] = false
       //   return acc
@@ -220,6 +262,11 @@ const chartOption = computed<EChartsOption>(() => {
 
 const unCheckArr = ref<string[]>([])
 
+const operatorMap = {
+  '*': '×',
+  '/': '÷',
+}
+
 function changeLegend(data: { name: string; selected: Record<string, boolean> }) {
   const { name, selected } = data
   if (!selected[name]) {
diff --git a/src/views/stationData/topology/components/detailDrawer.vue b/src/views/stationData/topology/components/detailDrawer.vue
index 6676289..1d4215e 100644
--- a/src/views/stationData/topology/components/detailDrawer.vue
+++ b/src/views/stationData/topology/components/detailDrawer.vue
@@ -79,7 +79,9 @@
             :chart-datas="chartData"
             :legends="legends"
             :axis-data="Array.from(axisData)"
-            ref="chartRef"/>
+            ref="chartRef"
+            @onChangeCoefficient="onChangeCoefficient"
+          />
         </div>
       </main>
     </el-drawer>
@@ -249,7 +251,27 @@ async function loadDeviceDetails() {
 
 const chartData = reactive(new Map<string, any[]>())
 const axisData = new Set<string>()
-const legends = ref<{ addr: string; label: string, unit: string }[]>([])
+const legends = ref<{
+  addr: string; label: string, unit: string, coefficient?: string | number
+  operator?: string
+}[]>([])
+
+function onChangeCoefficient(
+  {
+    id,
+    coefficient,
+    operator,
+  }: {
+    id: string
+    coefficient: string
+    operator: string
+  }) {
+  const find = legends.value.findIndex(r => r.addr === id)
+  if (find !== -1) {
+    legends.value[find].coefficient = coefficient
+    legends.value[find].operator = operator
+  }
+}
 
 const loadingChart = ref(false)
 const chartAllTotal = ref(0)
diff --git a/src/views/stationData/transfer/components/deviceDrawer.vue b/src/views/stationData/transfer/components/deviceDrawer.vue
index 863be92..557d836 100644
--- a/src/views/stationData/transfer/components/deviceDrawer.vue
+++ b/src/views/stationData/transfer/components/deviceDrawer.vue
@@ -33,28 +33,28 @@
                     :key="deviceInfo.id"
                     class="space-y-3 text-center bg-white/95 backdrop-blur-sm p-6 rounded-xl shadow-lg border border-gray-100 hover:shadow-xl transition-shadow duration-200"
                   >
-                  <div class="font-semibold text-gray-700 text-lg">
-                    {{ chartGroupMap?.get(deviceInfo.id)?.cnName }} 数据加载中…
-                  </div>
-
-                  <el-progress
-                    :text-inside="true"
-                    :stroke-width="20"
-                    :percentage="deviceInfo.progress"
-                  />
-
-                  <div class="text-gray-600 text-base">已查询
-                    <span class="text-green-600 font-semibold">
+                    <div class="font-semibold text-gray-700 text-lg">
+                      {{ chartGroupMap?.get(deviceInfo.id)?.cnName }} 数据加载中…
+                    </div>
+
+                    <el-progress
+                      :text-inside="true"
+                      :stroke-width="20"
+                      :percentage="deviceInfo.progress"
+                    />
+
+                    <div class="text-gray-600 text-base">已查询
+                      <span class="text-green-600 font-semibold">
                     {{ deviceInfo.fetchLimit }}
                   </span>/<span class="text-blue-600 font-semibold">{{
-                        deviceInfo.total
-                      }}</span>，剩余<span
-                      class="text-red-500 font-semibold">{{
-                        deviceInfo.total - deviceInfo.fetchLimit
-                      }}</span>
+                          deviceInfo.total
+                        }}</span>，剩余<span
+                        class="text-red-500 font-semibold">{{
+                          deviceInfo.total - deviceInfo.fetchLimit
+                        }}</span>
+                    </div>
                   </div>
                 </div>
-                </div>
               </el-scrollbar>
             </div>
           </div>
@@ -79,7 +79,8 @@
             小时
           </div>
           <NewDataChart v-if="isShowChart" :chart-datas="chartData" :legends="legends"
-                        :axis-data="Array.from(axisData)" ref="chartRef"/>
+                        :axis-data="Array.from(axisData)" ref="chartRef"
+                        @onChangeCoefficient="onChangeCoefficient"/>
         </div>
       </main>
     </el-drawer>
@@ -243,7 +244,10 @@ async function loadDeviceDetails() {
 
 const chartData = reactive(new Map<string, any[]>())
 const axisData = new Set<string>()
-const legends = ref<{ addr: string; label: string, unit: string }[]>([])
+const legends = ref<{
+  addr: string; label: string, unit: string, coefficient?: string | number
+  operator?: string
+}[]>([])
 
 const loadingChart = ref(false)
 const loading = ref(false)
@@ -333,6 +337,23 @@ function setChartData2(groupName: string, data: any[]) {
   })
 }
 
+function onChangeCoefficient(
+  {
+    id,
+    coefficient,
+    operator,
+  }: {
+    id: string
+    coefficient: string
+    operator: string
+  }) {
+  const find = legends.value.findIndex(r => r.addr === id)
+  if (find !== -1) {
+    legends.value[find].coefficient = coefficient
+    legends.value[find].operator = operator
+  }
+}
+
 function handleBeforeClose(done: () => void) {
   ElMessageBox.confirm('你确定要关闭吗?')
     .then(() => {