diff --git a/lib/routes/gov/mee/nnsa.ts b/lib/routes/gov/mee/nnsa.ts
new file mode 100644
index 000000000..a4ecf5615
--- /dev/null
+++ b/lib/routes/gov/mee/nnsa.ts
@@ -0,0 +1,349 @@
+import { type Data, type DataItem, type Route, ViewType } from '@/types';
+
+import cache from '@/utils/cache';
+import ofetch from '@/utils/ofetch';
+import { parseDate } from '@/utils/parse-date';
+import timezone from '@/utils/timezone';
+
+import { type CheerioAPI, type Cheerio, load } from 'cheerio';
+import type { Element } from 'domhandler';
+import { type Context } from 'hono';
+
+export const handler = async (ctx: Context): Promise<Data> => {
+    const { category = 'ywdt/hjyw' } = ctx.req.param();
+    const limit: number = Number.parseInt(ctx.req.query('limit') ?? '15', 10);
+
+    const baseUrl: string = 'https://nnsa.mee.gov.cn';
+    const targetUrl: string = new URL(category.endsWith('/') ? category : `${category}/`, baseUrl).href;
+
+    const response = await ofetch(targetUrl);
+    const $: CheerioAPI = load(response);
+    const language = $('html').attr('lang') ?? 'zh';
+
+    let items: DataItem[] = [];
+
+    items = $('a.cjcx_biaob, ul#div li a')
+        .slice(0, limit)
+        .toArray()
+        .map((el): Element => {
+            const $el: Cheerio<Element> = $(el);
+
+            const title: string = $el.text();
+            const linkUrl: string | undefined = $el.attr('href');
+
+            const processedItem: DataItem = {
+                title,
+                link: linkUrl ? (linkUrl.startsWith('http') ? linkUrl : new URL(linkUrl as string, baseUrl).href) : undefined,
+                language,
+            };
+
+            return processedItem;
+        });
+
+    items = await Promise.all(
+        items.map((item) => {
+            if (!item.link) {
+                return item;
+            }
+
+            return cache.tryGet(item.link, async (): Promise<DataItem> => {
+                const detailResponse = await ofetch(item.link);
+                const $$: CheerioAPI = load(detailResponse);
+
+                const title: string = $$('meta[name="ArticleTitle"]').attr('content') ?? item.title;
+                const description: string | undefined = $$('div.Custom_UnionStyle').html() ?? undefined;
+                const pubDateStr: string | undefined = $$('meta[name="PubDate"]').attr('content');
+                const categoryEls: Cheerio<Element>[] = [$$('meta[name="ColumnName"]'), $$('meta[name="ColumnType"]'), $$('meta[name="ContentSource"]'), $$('meta[name="source"]')];
+                const categories: string[] = [...new Set(categoryEls.map((el) => $$(el)?.attr('content') ?? '').filter(Boolean))];
+                const authors: DataItem['author'] = [$$('meta[name="Author"]'), $$('meta[name="author"]'), $$('meta[name="source"]')]
+                    .filter((authorEl) => $$(authorEl).attr('content'))
+                    .map((authorEl) => {
+                        const $$authorEl: Cheerio<Element> = $$(authorEl);
+
+                        return {
+                            name: $$authorEl.attr('content') ?? '',
+                        };
+                    });
+                const upDatedStr: string | undefined = pubDateStr;
+
+                const processedItem: DataItem = {
+                    title,
+                    description,
+                    pubDate: pubDateStr ? timezone(parseDate(pubDateStr), +8) : item.pubDate,
+                    category: categories,
+                    author: authors,
+                    content: {
+                        html: description,
+                        text: description,
+                    },
+                    updated: upDatedStr ? timezone(parseDate(upDatedStr), +8) : item.updated,
+                    language,
+                };
+
+                return {
+                    ...item,
+                    ...processedItem,
+                };
+            });
+        })
+    );
+
+    return {
+        title: $('title').text(),
+        description: $('meta[name="description"]').attr('content'),
+        link: targetUrl,
+        item: items,
+        allowEmpty: true,
+        image: $('a.logo img').attr('src') ? new URL($('a.logo img').attr('src') as string, baseUrl).href : undefined,
+        author: $('meta[name="SiteName"]').attr('content'),
+        language,
+        id: targetUrl,
+    };
+};
+
+export const route: Route = {
+    path: '/mee/nnsa/:category{.+}?',
+    name: '国家核安全局',
+    url: 'nnsa.mee.gov.cn',
+    maintainers: ['nczitzk'],
+    handler,
+    example: '/gov/mee/nnsa/ywdt/hjyw',
+    parameters: {
+        category: {
+            description: '分类，默认为 `ywdt/hjyw`，即环境要闻，可在对应分类页 URL 中找到',
+            options: [
+                {
+                    label: '要闻动态 - 时政要闻',
+                    value: 'ywdt/szyw',
+                },
+                {
+                    label: '要闻动态 - 环境要闻',
+                    value: 'ywdt/hjyw',
+                },
+                {
+                    label: '要闻动态 - 监管动态',
+                    value: 'ywdt/gzdt',
+                },
+                {
+                    label: '要闻动态 - 行业资讯',
+                    value: 'ywdt/hyzx',
+                },
+                {
+                    label: '要闻动态 - 国际资讯',
+                    value: 'ywdt/gjzx',
+                },
+                {
+                    label: '要闻动态 - 公示公告',
+                    value: 'ywdt/gsqg',
+                },
+                {
+                    label: '要闻动态 - 曝光台',
+                    value: 'ywdt/bgt',
+                },
+                {
+                    label: '政策文件 - 中央有关文件',
+                    value: 'zcwj/zyygwj',
+                },
+                {
+                    label: '政策文件 - 国务院有关文件',
+                    value: 'zcwj/gwyygwj',
+                },
+                {
+                    label: '政策文件 - 部文件',
+                    value: 'zcwj/bwj',
+                },
+                {
+                    label: '政策文件 - 核安全局文件',
+                    value: 'zcwj/haqjwj',
+                },
+                {
+                    label: '政策文件 - 其他',
+                    value: 'zcwj/qt',
+                },
+                {
+                    label: '政策文件 - 解读',
+                    value: 'zcwj/jd',
+                },
+                {
+                    label: '业务工作 - 核动力厂和研究堆',
+                    value: 'ywdh/fyd',
+                },
+                {
+                    label: '业务工作 - 核燃料、放废',
+                    value: 'ywdh/hrlff',
+                },
+                {
+                    label: '业务工作 - 核技术、电磁、矿冶',
+                    value: 'ywdh/hjsdcky',
+                },
+                {
+                    label: '业务工作 - 监测与应急',
+                    value: 'ywdh/jcyj_1',
+                },
+                {
+                    label: '业务工作 - 核安全设备与人员',
+                    value: 'ywdh/haqsbry',
+                },
+                {
+                    label: '业务工作 - 国际合作',
+                    value: 'ywdh/gjhz',
+                },
+            ],
+        },
+    },
+    description: `:::tip
+订阅 [环境要闻](https://nnsa.mee.gov.cn/ywdt/hjyw/)，其源网址为 \`https://nnsa.mee.gov.cn/ywdt/hjyw/\`，请参考该 URL 指定部分构成参数，此时路由为 [\`/gov/mee/nnsa/ywdt/hjyw\`](https://rsshub.app/gov/mee/nnsa/ywdt/hjyw)。
+:::
+
+<details>
+  <summary>更多分类</summary>
+
+  #### [要闻动态](https://nnsa.mee.gov.cn/ywdt/)
+
+  | 分类                                           | ID                                                     |
+  | ---------------------------------------------- | ------------------------------------------------------ |
+  | [时政要闻](https://nnsa.mee.gov.cn/ywdt/szyw/) | [ywdt/szyw](https://rsshub.app/gov/mee/nnsa/ywdt/szyw) |
+  | [环境要闻](https://nnsa.mee.gov.cn/ywdt/hjyw/) | [ywdt/hjyw](https://rsshub.app/gov/mee/nnsa/ywdt/hjyw) |
+  | [监管动态](https://nnsa.mee.gov.cn/ywdt/gzdt/) | [ywdt/gzdt](https://rsshub.app/gov/mee/nnsa/ywdt/gzdt) |
+  | [行业资讯](https://nnsa.mee.gov.cn/ywdt/hyzx/) | [ywdt/hyzx](https://rsshub.app/gov/mee/nnsa/ywdt/hyzx) |
+  | [国际资讯](https://nnsa.mee.gov.cn/ywdt/gjzx/) | [ywdt/gjzx](https://rsshub.app/gov/mee/nnsa/ywdt/gjzx) |
+  | [公示公告](https://nnsa.mee.gov.cn/ywdt/gsqg/) | [ywdt/gsqg](https://rsshub.app/gov/mee/nnsa/ywdt/gsqg) |
+  | [曝光台](https://nnsa.mee.gov.cn/ywdt/bgt/)    | [ywdt/bgt](https://rsshub.app/gov/mee/nnsa/ywdt/bgt)   |
+
+  #### [政策文件](https://nnsa.mee.gov.cn/zcwj/)
+
+  | 分类                                                    | ID                                                           |
+  | ------------------------------------------------------- | ------------------------------------------------------------ |
+  | [中央有关文件](https://nnsa.mee.gov.cn/zcwj/zyygwj/)    | [zcwj/zyygwj](https://rsshub.app/gov/mee/nnsa/zcwj/zyygwj)   |
+  | [国务院有关文件](https://nnsa.mee.gov.cn/zcwj/gwyygwj/) | [zcwj/gwyygwj](https://rsshub.app/gov/mee/nnsa/zcwj/gwyygwj) |
+  | [部文件](https://nnsa.mee.gov.cn/zcwj/bwj/)             | [zcwj/bwj](https://rsshub.app/gov/mee/nnsa/zcwj/bwj)         |
+  | [核安全局文件](https://nnsa.mee.gov.cn/zcwj/haqjwj/)    | [zcwj/haqjwj](https://rsshub.app/gov/mee/nnsa/zcwj/haqjwj)   |
+  | [其他](https://nnsa.mee.gov.cn/zcwj/qt/)                | [zcwj/qt](https://rsshub.app/gov/mee/nnsa/zcwj/qt)           |
+  | [解读](https://nnsa.mee.gov.cn/zcwj/jd/)                | [zcwj/jd](https://rsshub.app/gov/mee/nnsa/zcwj/jd)           |
+
+  #### [业务工作](https://nnsa.mee.gov.cn/ywdh/)
+
+  | 分类                                                        | ID                                                           |
+  | ----------------------------------------------------------- | ------------------------------------------------------------ |
+  | [核动力厂和研究堆](https://nnsa.mee.gov.cn/ywdh/fyd/)       | [ywdh/fyd](https://rsshub.app/gov/mee/nnsa/ywdh/fyd)         |
+  | [核燃料、放废](https://nnsa.mee.gov.cn/ywdh/hrlff/)         | [ywdh/hrlff](https://rsshub.app/gov/mee/nnsa/ywdh/hrlff)     |
+  | [核技术、电磁、矿冶](https://nnsa.mee.gov.cn/ywdh/hjsdcky/) | [ywdh/hjsdcky](https://rsshub.app/gov/mee/nnsa/ywdh/hjsdcky) |
+  | [监测与应急](https://nnsa.mee.gov.cn/ywdh/jcyj_1/)          | [ywdh/jcyj_1](https://rsshub.app/gov/mee/nnsa/ywdh/jcyj_1)   |
+  | [核安全设备与人员](https://nnsa.mee.gov.cn/ywdh/haqsbry/)   | [ywdh/haqsbry](https://rsshub.app/gov/mee/nnsa/ywdh/haqsbry) |
+  | [国际合作](https://nnsa.mee.gov.cn/ywdh/gjhz/)              | [ywdh/gjhz](https://rsshub.app/gov/mee/nnsa/ywdh/gjhz)       |
+
+</details>
+`,
+    categories: ['government'],
+    features: {
+        requireConfig: false,
+        requirePuppeteer: false,
+        antiCrawler: false,
+        supportRadar: true,
+        supportBT: false,
+        supportPodcast: false,
+        supportScihub: false,
+    },
+    radar: [
+        {
+            source: ['nnsa.mee.gov.cn/:category'],
+            target: '/mee/nnsa/:category',
+        },
+        {
+            title: '要闻动态 - 时政要闻',
+            source: ['nnsa.mee.gov.cn/ywdt/szyw/'],
+            target: '/mee/nnsa/ywdt/szyw',
+        },
+        {
+            title: '要闻动态 - 环境要闻',
+            source: ['nnsa.mee.gov.cn/ywdt/hjyw/'],
+            target: '/mee/nnsa/ywdt/hjyw',
+        },
+        {
+            title: '要闻动态 - 监管动态',
+            source: ['nnsa.mee.gov.cn/ywdt/gzdt/'],
+            target: '/mee/nnsa/ywdt/gzdt',
+        },
+        {
+            title: '要闻动态 - 行业资讯',
+            source: ['nnsa.mee.gov.cn/ywdt/hyzx/'],
+            target: '/mee/nnsa/ywdt/hyzx',
+        },
+        {
+            title: '要闻动态 - 国际资讯',
+            source: ['nnsa.mee.gov.cn/ywdt/gjzx/'],
+            target: '/mee/nnsa/ywdt/gjzx',
+        },
+        {
+            title: '要闻动态 - 公示公告',
+            source: ['nnsa.mee.gov.cn/ywdt/gsqg/'],
+            target: '/mee/nnsa/ywdt/gsqg',
+        },
+        {
+            title: '要闻动态 - 曝光台',
+            source: ['nnsa.mee.gov.cn/ywdt/bgt/'],
+            target: '/mee/nnsa/ywdt/bgt',
+        },
+        {
+            title: '政策文件 - 中央有关文件',
+            source: ['nnsa.mee.gov.cn/zcwj/zyygwj/'],
+            target: '/mee/nnsa/zcwj/zyygwj',
+        },
+        {
+            title: '政策文件 - 国务院有关文件',
+            source: ['nnsa.mee.gov.cn/zcwj/gwyygwj/'],
+            target: '/mee/nnsa/zcwj/gwyygwj',
+        },
+        {
+            title: '政策文件 - 部文件',
+            source: ['nnsa.mee.gov.cn/zcwj/bwj/'],
+            target: '/mee/nnsa/zcwj/bwj',
+        },
+        {
+            title: '政策文件 - 核安全局文件',
+            source: ['nnsa.mee.gov.cn/zcwj/haqjwj/'],
+            target: '/mee/nnsa/zcwj/haqjwj',
+        },
+        {
+            title: '政策文件 - 其他',
+            source: ['nnsa.mee.gov.cn/zcwj/qt/'],
+            target: '/mee/nnsa/zcwj/qt',
+        },
+        {
+            title: '政策文件 - 解读',
+            source: ['nnsa.mee.gov.cn/zcwj/jd/'],
+            target: '/mee/nnsa/zcwj/jd',
+        },
+        {
+            title: '业务工作 - 核动力厂和研究堆',
+            source: ['nnsa.mee.gov.cn/ywdh/fyd/'],
+            target: '/mee/nnsa/ywdh/fyd',
+        },
+        {
+            title: '业务工作 - 核燃料、放废',
+            source: ['nnsa.mee.gov.cn/ywdh/hrlff/'],
+            target: '/mee/nnsa/ywdh/hrlff',
+        },
+        {
+            title: '业务工作 - 核技术、电磁、矿冶',
+            source: ['nnsa.mee.gov.cn/ywdh/hjsdcky/'],
+            target: '/mee/nnsa/ywdh/hjsdcky',
+        },
+        {
+            title: '业务工作 - 监测与应急',
+            source: ['nnsa.mee.gov.cn/ywdh/jcyj_1/'],
+            target: '/mee/nnsa/ywdh/jcyj_1',
+        },
+        {
+            title: '业务工作 - 核安全设备与人员',
+            source: ['nnsa.mee.gov.cn/ywdh/haqsbry/'],
+            target: '/mee/nnsa/ywdh/haqsbry',
+        },
+        {
+            title: '业务工作 - 国际合作',
+            source: ['nnsa.mee.gov.cn/ywdh/gjhz/'],
+            target: '/mee/nnsa/ywdh/gjhz',
+        },
+    ],
+    view: ViewType.Articles,
+};