diff --git a/analyse.py b/analyse.py
new file mode 100644
index 0000000..1232c4b
--- /dev/null
+++ b/analyse.py
@@ -0,0 +1,68 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import re
+import json
+from logger import logger
+from bs4 import BeautifulSoup
+
+
+def splitPage(rawHtml: str) -> dict:
+    body = BeautifulSoup(rawHtml, 'lxml').body
+    script = body.select('script')[5].text
+    info = {
+        'title': body.select('div[class="size18 w100 text-center lh100 pt30 pb15"]')[0].text.strip(),
+        'contents': [x.text.strip() for x in body.select('p[class="content_detail"]')],
+        'prePage': body.select('div[class="pt-prechapter"]')[0].a.attrs['href'],
+        'nextPage': body.select('div[class="pt-nextchapter"]')[0].a.attrs['href'],
+        'preId': re.search(r'window\.__PREVPAGE = "(\d*)"', script)[1],
+        'nextId': re.search(r'window\.__NEXTPAGE = "(\d*)"', script)[1],
+        'myId': re.search(r'window\.chapterNum = (\d+)', script)[1],
+        'caption': re.search(r'window\.chapterName = \'(.+)\'', script)[1],
+    }
+    if not info['title'].startswith(info['caption']):
+        logger.error('Title error -> %s' % info['caption'])
+    info['index'] = info['title'].replace(info['caption'], '')
+    info.pop('title')
+    return info
+
+
+def combinePage(id: str) -> dict:
+    page_1 = splitPage(open('./html/%s-1.html' % id).read())
+    page_2 = splitPage(open('./html/%s-2.html' % id).read())
+
+    if not page_1['index'] == '[1/2页]' or not page_2['index'] == '[2/2页]':
+        logger.error('Sub page error -> `%s` <-> `%s`' % (page_1['index'], page_2['index']))
+    if not page_1['caption'] == page_2['caption']:
+        logger.error('Caption error -> `%s` <-> `%s`' % (page_1['caption'], page_2['caption']))
+    if not page_1['myId'] == page_2['myId']:
+        logger.error('Page ID error -> `%s` <-> `%s`' % (page_1['myId'], page_2['myId']))
+    if not page_1['preId'] == page_2['preId']:
+        logger.error('Pre page ID error -> `%s` <-> `%s`' % (page_1['preId'], page_2['preId']))
+    if not page_1['nextId'] == page_2['nextId']:
+        logger.error('Next page ID error -> `%s` <-> `%s`' % (page_1['nextId'], page_2['nextId']))
+
+    if not page_1['prePage'] == '/novel/57104/read_%s.html' % page_1['preId']:
+        logger.warning('Page-1 pre url -> `%s` (ID = %s)' % (page_1['prePage'], id))
+    if not page_1['nextPage'] == '/novel/57104/read_%s/2.html' % page_1['myId']:
+        logger.warning('Page-1 next url -> `%s` (ID = %s)' % (page_1['nextPage'], id))
+    if not page_2['prePage'] == '/novel/57104/read_%s.html' % page_2['myId']:
+        logger.warning('Page-2 pre url -> `%s` (ID = %s)' % (page_2['prePage'], id))
+    if not page_2['nextPage'] == '/novel/57104/read_%s.html' % page_2['nextId']:
+        logger.warning('Page-2 next url -> `%s` (ID = %s)' % (page_2['nextPage'], id))
+
+    return {
+        'title': page_1['caption'],
+        'preId': page_1['preId'],
+        'myId': page_1['myId'],
+        'nextId': page_1['nextId'],
+        'contents': page_1['contents'] + page_2['contents']
+    }
+
+
+catalog = json.loads(open('./catalog/catalog.json').read())
+
+for _, pageId in catalog.items():
+    logger.info('Analyse page `%s`' % pageId)
+    with open('./json/%s.json' % pageId, 'w') as fileObj:
+        fileObj.write(json.dumps(combinePage(pageId)))