diff --git a/src/components/ModularFactoryDrawerContent.tsx b/src/components/ModularFactoryDrawerContent.tsx
index bf3a675..5667b6a 100644
--- a/src/components/ModularFactoryDrawerContent.tsx
+++ b/src/components/ModularFactoryDrawerContent.tsx
@@ -306,8 +306,14 @@ export default defineComponent({
       return modularFactoryList.getModularFactory(props.modularFactoryId)
     })
 
+    const modularFactoryComputed = computed(() => {
+      return modularFactoryList.modularFactoryComputedRecord[
+        props.modularFactoryId
+      ]
+    })
+
     return () => (
-      <NFlex size="large" vertical align="start">
+      <NFlex size="large" vertical>
         <NForm labelPlacement="left" labelWidth="auto" inline>
           <NFormItem label={t('name')} path="name">
             <NInput
@@ -343,6 +349,7 @@ export default defineComponent({
         </NFlex>
 
         <NDataTable
+          rowKey={({ id }) => id}
           columns={createColumns({
             onDelete: (id) => {
               modularFactoryList.deleteAssemblyLine(modularFactory.value.id, id)
@@ -350,6 +357,21 @@ export default defineComponent({
           })}
           data={modularFactory.value.data}
         />
+
+        <NFlex size="large" align="start" wrap={false}>
+          <NFlex class="flex-[1_1_50%]">
+            <div class="w-full">{t('totalInputs')}</div>
+            {modularFactoryComputed.value?.inputs.map(
+              renderItemQuantityPerMinute,
+            )}
+          </NFlex>
+          <NFlex class="flex-[1_1_50%]">
+            <div class="w-full">{t('totalOutputs')}</div>
+            {modularFactoryComputed.value?.outputs.map(
+              renderItemQuantityPerMinute,
+            )}
+          </NFlex>
+        </NFlex>
       </NFlex>
     )
   },
diff --git a/src/locales/en.yml b/src/locales/en.yml
index 5c3bb2d..f233945 100644
--- a/src/locales/en.yml
+++ b/src/locales/en.yml
@@ -18,6 +18,8 @@ remark: Remark
 power: Power
 inputs: Inputs
 outputs: Outputs
+totalInputs: Total Inputs
+totalOutputs: Total Outputs
 action: Action
 
 delete: Delete
diff --git a/src/locales/zh-CN.yml b/src/locales/zh-CN.yml
index a148b98..f78eb3c 100644
--- a/src/locales/zh-CN.yml
+++ b/src/locales/zh-CN.yml
@@ -18,6 +18,8 @@ remark: 备注
 power: 功率
 inputs: 输入
 outputs: 输出
+totalInputs: 总输入
+totalOutputs: 总输出
 action: 操作
 
 delete: 删除
diff --git a/src/stores/modularFactoryList.ts b/src/stores/modularFactoryList.ts
index 5eb7b6e..7e6356c 100644
--- a/src/stores/modularFactoryList.ts
+++ b/src/stores/modularFactoryList.ts
@@ -7,7 +7,9 @@ import type {
   AssemblyLine,
   AssemblyLineComputed,
   Id,
+  ItemQuantityPerMinute,
   ModularFactory,
+  ModularFactoryComputed,
 } from '@/types'
 import { getBuildingById, getRecipeById } from '@/data'
 import {
@@ -132,6 +134,75 @@ export const useModularFactoryList = defineStore('modularFactoryList', () => {
     return _data
   })
 
+  const modularFactoryComputedRecord = computed(() => {
+    const _data: Record<Id, ModularFactoryComputed | null> = {}
+    data.value.forEach(({ id, data }) => {
+      const inputAndOutputs: {
+        itemId: Id
+        input: number
+        output: number
+      }[] = []
+      const inputAndOutputsAdd = (
+        type: 'input' | 'output',
+        itemId: Id,
+        quantityPerMinute: number,
+      ) => {
+        let inputAndOutput = inputAndOutputs.find(
+          (item) => item.itemId === itemId,
+        )
+        if (!inputAndOutput) {
+          inputAndOutput = {
+            itemId,
+            input: 0,
+            output: 0,
+          }
+          inputAndOutputs.push(inputAndOutput)
+        }
+        inputAndOutput[type] += quantityPerMinute
+      }
+      data.forEach(({ id }) => {
+        const assemblyLineComputed = assemblyLineComputedRecord.value[id]
+        if (!assemblyLineComputed) {
+          return
+        }
+        assemblyLineComputed.inputs.forEach(({ itemId, quantityPerMinute }) => {
+          inputAndOutputsAdd('input', itemId, quantityPerMinute)
+        })
+        assemblyLineComputed.outputs.forEach(
+          ({ itemId, quantityPerMinute }) => {
+            inputAndOutputsAdd('output', itemId, quantityPerMinute)
+          },
+        )
+      })
+      const inputAndOutputsAbs = inputAndOutputs.map(
+        ({ itemId, input, output }): ItemQuantityPerMinute => {
+          return {
+            itemId,
+            quantityPerMinute: new Decimal(output).sub(input).toNumber(),
+          }
+        },
+      )
+      _data[id] = {
+        modularFactoryId: id,
+        inputs: inputAndOutputsAbs
+          .filter(({ quantityPerMinute }) => quantityPerMinute < 0)
+          .map(({ itemId, quantityPerMinute }) => {
+            return {
+              itemId,
+              quantityPerMinute: new Decimal(quantityPerMinute)
+                .abs()
+                .toNumber(),
+            }
+          })
+          .sort((a, b) => b.quantityPerMinute - a.quantityPerMinute),
+        outputs: inputAndOutputsAbs
+          .filter(({ quantityPerMinute }) => quantityPerMinute > 0.0001)
+          .sort((a, b) => b.quantityPerMinute - a.quantityPerMinute),
+      }
+    })
+    return _data
+  })
+
   // 自增ID
   let currentId: Id = Math.max(
     0,
@@ -196,6 +267,7 @@ export const useModularFactoryList = defineStore('modularFactoryList', () => {
   return {
     data,
     assemblyLineComputedRecord,
+    modularFactoryComputedRecord,
     newModularFactory,
     deleteModularFactory,
     getModularFactory,
diff --git a/src/types.ts b/src/types.ts
index a419063..cf74fe8 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -41,6 +41,12 @@ export interface ModularFactory {
   data: AssemblyLine[]
 }
 
+export interface ModularFactoryComputed {
+  modularFactoryId: Id
+  inputs: ItemQuantityPerMinute[]
+  outputs: ItemQuantityPerMinute[]
+}
+
 export interface AssemblyLine {
   id: Id
   targetItemId: Id | null