diff --git a/license_ui/src/components/LicenseCode.module.css b/license_ui/src/components/LicenseCode.module.css
index 29a03bf..e6fbca1 100644
--- a/license_ui/src/components/LicenseCode.module.css
+++ b/license_ui/src/components/LicenseCode.module.css
@@ -1,5 +1,6 @@
 .container {
   flex-grow: 1;
+  overflow-y: hidden;
 }
 .license-code-area {
   flex-grow: 1;
diff --git a/license_ui/src/components/LicenseCode.tsx b/license_ui/src/components/LicenseCode.tsx
index cac2f70..062e26a 100644
--- a/license_ui/src/components/LicenseCode.tsx
+++ b/license_ui/src/components/LicenseCode.tsx
@@ -1,22 +1,34 @@
-import { useLicenseCode } from "@/hooks/use_license_code";
+import { useLicenseCodeStore } from "@/hooks/use_license_code_store";
 import { ActionIcon, Box, Flex, Group, Paper, Title, Tooltip } from "@mantine/core";
+import { notifications } from "@mantine/notifications";
 import { IconCopy } from "@tabler/icons-react";
+import { isEmpty, not } from "ramda";
 import classes from "./LicenseCode.module.css";
 
 export function LicenseCode() {
-  const [licenseCode] = useLicenseCode();
+  const licenseCode = useLicenseCodeStore((state) => state.licenceCode);
+  const copyLicenseCode = async () => {
+    if (not(isEmpty(licenseCode))) {
+      await navigator.clipboard.writeText(licenseCode);
+      notifications.show({
+        title: "授权码已复制",
+        color: "green",
+      });
+    }
+  };
+
   return (
     <Paper shadow="md" p="lg" className={classes["container"]}>
-      <Flex direction="column" justify="flex-start" align="stretch" gap="md">
+      <Flex direction="column" justify="flex-start" align="stretch" gap="md" h="100%">
         <Group justify="space-between">
           <Title order={4}>授权码</Title>
           <Tooltip label="复制授权码" position="top">
-            <ActionIcon size="lg">
+            <ActionIcon size="lg" onClick={copyLicenseCode}>
               <IconCopy size={16} />
             </ActionIcon>
           </Tooltip>
         </Group>
-        <Box className={classes["license-code-area"]} c="green">
+        <Box className={classes["license-code-area"]} c="green" fz="xs">
           {licenseCode}
         </Box>
       </Flex>
diff --git a/license_ui/src/components/LicenseForm.tsx b/license_ui/src/components/LicenseForm.tsx
index 80d5435..c0e31bb 100644
--- a/license_ui/src/components/LicenseForm.tsx
+++ b/license_ui/src/components/LicenseForm.tsx
@@ -1,63 +1,104 @@
+import { licenseValidLength } from "@/constants";
+import { useLicenseCodeStore } from "@/hooks/use_license_code_store";
+import { useProductsStore } from "@/hooks/use_products_store";
+import type { LicenseInfoForm } from "@/types";
 import { Button, Flex, Group, Paper, Select, TextInput, Title } from "@mantine/core";
+import { useForm } from "@mantine/form";
+import { notifications } from "@mantine/notifications";
 import { IconAt, IconCalendar, IconTag, IconUser } from "@tabler/icons-react";
-import { pluck } from "ramda";
-
-const licenseValidLength = [
-  { value: 1, label: "一年" },
-  { value: 2, label: "两年" },
-  { value: 3, label: "三年" },
-  { value: 4, label: "四年" },
-  { value: 5, label: "五年" },
-  { value: 6, label: "六年" },
-  { value: 7, label: "七年" },
-  { value: 8, label: "八年" },
-  { value: 9, label: "九年" },
-  { value: 10, label: "十年" },
-  { value: 15, label: "十五年" },
-  { value: 20, label: "二十年" },
-  { value: 25, label: "二十五年" },
-  { value: 30, label: "三十年" },
-  { value: 35, label: "三十五年" },
-  { value: 40, label: "四十年" },
-  { value: 45, label: "四十五年" },
-  { value: 50, label: "五十年" },
-];
+import dayjs from "dayjs";
+import { find, isEmpty, pluck, prop, propEq } from "ramda";
+import { useCallback } from "react";
 
 export function LicenseForm() {
+  const form = useForm<LicenseInfoForm>({
+    initialValues: {
+      licenseName: "",
+      assigneeName: "",
+      assigneeEmail: "",
+      validLength: licenseValidLength[0].label,
+    },
+    validate: {
+      licenseName: (value) => (isEmpty(value) ? "授权名称不能为空" : null),
+      assigneeName: (value) => (isEmpty(value) ? "被授权人不能为空" : null),
+    },
+  });
+  const selectedProducts = useProductsStore((state) => state.selectedProducts);
+  const updateLicenseCode = useLicenseCodeStore((state) => state.setLicenseCode);
+  const licenseGenAction = useCallback(
+    async (formValue: LicenseInfoForm) => {
+      const license = await generateLicense(formValue, selectedProducts);
+      updateLicenseCode(license);
+    },
+    [selectedProducts, updateLicenseCode]
+  );
+
   return (
     <Paper shadow="md" p="lg">
-      <form>
+      <form onSubmit={form.onSubmit(licenseGenAction)}>
         <Flex direction="column" gap="md">
           <Title order={4}>授权信息</Title>
           <TextInput
             label="授权名称"
             placeholder="请输入授权名称"
-            required
+            withAsterisk
             leftSection={<IconTag size={16} />}
+            {...form.getInputProps("licenseName")}
           />
           <TextInput
             label="被授权人"
             placeholder="请输入授权人名称"
-            required
+            withAsterisk
             leftSection={<IconUser size={16} />}
+            {...form.getInputProps("assigneeName")}
           />
           <TextInput
             label="被授权人Email"
             placeholder="请输入授权人Email"
             leftSection={<IconAt size={16} />}
+            {...form.getInputProps("assigneeEmail")}
           />
           <Select
             label="授权有效时长"
             placeholder="请选择授权有效时长"
             data={pluck("label", licenseValidLength)}
-            defaultValue={licenseValidLength[0].label}
             leftSection={<IconCalendar size={16} />}
+            {...form.getInputProps("validLength")}
           />
           <Group justify="flex-end">
-            <Button>生成授权</Button>
+            <Button type="submit">生成授权</Button>
           </Group>
         </Flex>
       </form>
     </Paper>
   );
 }
+
+async function generateLicense(form: LicenseInfoForm, selectedProducts: string[]) {
+  const validYears = find(propEq(form.validLength, "label"), licenseValidLength)?.value ?? 0;
+  const now = dayjs();
+  const validDays = now.add(validYears, "year").diff(now, "day");
+  if (isEmpty(selectedProducts)) {
+    notifications.show({
+      title: "至少需要选择一个产品",
+      color: "red",
+    });
+    return "";
+  }
+  const requestBody = {
+    licenseeName: form.licenseName,
+    assigneeName: form.assigneeName,
+    assigneeEmail: form.assigneeEmail,
+    validDays,
+    requestProducts: selectedProducts,
+  };
+  const response = await fetch("/api/license", {
+    method: "POST",
+    headers: {
+      "Content-Type": "application/json",
+    },
+    body: JSON.stringify(requestBody),
+  });
+  const data = await response.json();
+  return prop<"license", { license: string }>("license", data);
+}
diff --git a/license_ui/src/components/ProductList.tsx b/license_ui/src/components/ProductList.tsx
index b2b474a..a66cb4f 100644
--- a/license_ui/src/components/ProductList.tsx
+++ b/license_ui/src/components/ProductList.tsx
@@ -9,7 +9,7 @@ import classes from "./ProductList.module.css";
 export function ProductList() {
   const [keyword, setKeyword] = useState<string>("");
   const [selected, products, selectAll, unselectAll] = useProductsStore((state) => [
-    state.selctedProducts,
+    state.selectedProducts,
     state.products,
     state.selectAll,
     state.unselectAll,
@@ -76,7 +76,7 @@ interface ProductItemProps {
 
 function ProductItem(props: ProductItemProps) {
   const [selectedProducts, append, remove] = useProductsStore((state) => [
-    state.selctedProducts,
+    state.selectedProducts,
     state.append,
     state.remove,
   ]);
diff --git a/license_ui/src/constants.ts b/license_ui/src/constants.ts
new file mode 100644
index 0000000..6eaed29
--- /dev/null
+++ b/license_ui/src/constants.ts
@@ -0,0 +1,20 @@
+export const licenseValidLength = [
+  { value: 1, label: "一年" },
+  { value: 2, label: "两年" },
+  { value: 3, label: "三年" },
+  { value: 4, label: "四年" },
+  { value: 5, label: "五年" },
+  { value: 6, label: "六年" },
+  { value: 7, label: "七年" },
+  { value: 8, label: "八年" },
+  { value: 9, label: "九年" },
+  { value: 10, label: "十年" },
+  { value: 15, label: "十五年" },
+  { value: 20, label: "二十年" },
+  { value: 25, label: "二十五年" },
+  { value: 30, label: "三十年" },
+  { value: 35, label: "三十五年" },
+  { value: 40, label: "四十年" },
+  { value: 45, label: "四十五年" },
+  { value: 50, label: "五十年" },
+];
diff --git a/license_ui/src/hooks/use_license_code.ts b/license_ui/src/hooks/use_license_code.ts
deleted file mode 100644
index 42e0198..0000000
--- a/license_ui/src/hooks/use_license_code.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-import { useState } from "react";
-
-export function useLicenseCode(): [string, (licenseCode: string) => void] {
-  const [licenseCode, setLicenseCode] = useState<string>("");
-  return [licenseCode, setLicenseCode];
-}
diff --git a/license_ui/src/hooks/use_license_code_store.ts b/license_ui/src/hooks/use_license_code_store.ts
new file mode 100644
index 0000000..1b22838
--- /dev/null
+++ b/license_ui/src/hooks/use_license_code_store.ts
@@ -0,0 +1,11 @@
+import { create } from "zustand";
+
+interface LicenseCodeStore {
+  licenceCode?: string;
+  setLicenseCode: (code: string) => void;
+}
+
+export const useLicenseCodeStore = create<LicenseCodeStore>((set) => ({
+  licenceCode: undefined,
+  setLicenseCode: (code) => set({ licenceCode: code }),
+}));
diff --git a/license_ui/src/hooks/use_products_store.ts b/license_ui/src/hooks/use_products_store.ts
index 35ef1bc..21ec22e 100644
--- a/license_ui/src/hooks/use_products_store.ts
+++ b/license_ui/src/hooks/use_products_store.ts
@@ -8,7 +8,7 @@ interface Product {
 
 interface ProductsStore {
   products: Product[];
-  selctedProducts: string[];
+  selectedProducts: string[];
   append: (code: string) => void;
   remove: (code: string) => void;
   unselectAll: () => void;
@@ -17,14 +17,15 @@ interface ProductsStore {
 
 export const useProductsStore = create<ProductsStore>((set, get) => ({
   products: [],
-  selctedProducts: [],
-  append: (code: string) => set((state) => ({ selctedProducts: [...state.selctedProducts, code] })),
+  selectedProducts: [],
+  append: (code: string) =>
+    set((state) => ({ selectedProducts: [...state.selectedProducts, code] })),
   remove: (code: string) =>
-    set((state) => ({ selctedProducts: state.selctedProducts.filter((item) => item !== code) })),
-  unselectAll: () => set({ selctedProducts: [] }),
+    set((state) => ({ selectedProducts: state.selectedProducts.filter((item) => item !== code) })),
+  unselectAll: () => set({ selectedProducts: [] }),
   selectAll: () => {
     const products = pluck("id", get().products);
-    const selectedProducts = uniq(concat(get().selctedProducts, products));
-    set({ selctedProducts: selectedProducts });
+    const selectedProducts = uniq(concat(get().selectedProducts, products));
+    set({ selectedProducts: selectedProducts });
   },
 }));
diff --git a/license_ui/src/main.tsx b/license_ui/src/main.tsx
index 869baf7..6bcdd1f 100644
--- a/license_ui/src/main.tsx
+++ b/license_ui/src/main.tsx
@@ -1,5 +1,7 @@
 import { MantineProvider } from "@mantine/core";
 import "@mantine/core/styles.css";
+import { Notifications } from "@mantine/notifications";
+import "@mantine/notifications/styles.css";
 import React from "react";
 import ReactDOM from "react-dom/client";
 import App from "./App.tsx";
@@ -9,6 +11,7 @@ import { theme } from "./theme";
 ReactDOM.createRoot(document.getElementById("root")!).render(
   <React.StrictMode>
     <MantineProvider defaultColorScheme="dark" theme={theme}>
+      <Notifications />
       <App />
     </MantineProvider>
   </React.StrictMode>
diff --git a/license_ui/src/types.ts b/license_ui/src/types.ts
new file mode 100644
index 0000000..bf82568
--- /dev/null
+++ b/license_ui/src/types.ts
@@ -0,0 +1,6 @@
+export interface LicenseInfoForm {
+  licenseName: string;
+  assigneeName: string;
+  assigneeEmail: string;
+  validLength: string;
+}