diff --git a/这是个人在需要时使用的常用站点.md b/个人需要时，常使用的.md
similarity index 100%
rename from 这是个人在需要时使用的常用站点.md
rename to 个人需要时，常使用的.md
diff --git a/实用站点/书籍与文档/cc.md b/书籍与文档/cc.md
similarity index 100%
rename from 实用站点/书籍与文档/cc.md
rename to 书籍与文档/cc.md
diff --git a/实用站点/书籍与文档/文库免券下载.md b/书籍与文档/文档及文库.md
similarity index 73%
rename from 实用站点/书籍与文档/文库免券下载.md
rename to 书籍与文档/文档及文库.md
index 1f9a389..2106a7d 100644
--- a/实用站点/书籍与文档/文库免券下载.md
+++ b/书籍与文档/文档及文库.md
@@ -1,3 +1,6 @@
+* https://www.scribd.com
+* https://sci-hub.tw/
+
 * http://wenku.baiduvvv.com/doc/
 * http://wenku.bemfa.com
 * http://hiwenku.com
diff --git a/书籍与文档/电子书.md b/书籍与文档/电子书.md
new file mode 100644
index 0000000..fd483aa
--- /dev/null
+++ b/书籍与文档/电子书.md
@@ -0,0 +1,12 @@
+* http://www.gutenberg.org
+* https://sobooks.cc
+* http://cn.epubee.com
+* https://www.jiumodiary.com
+* https://kgbook.com
+* http://ireadweek.com
+* https://github.com/zebook/zebook
+
+* https://www.academia.edu
+* https://bookboon.com
+* https://www.free-ebooks.net/
+* http://freecomputerbooks.com
\ No newline at end of file
diff --git a/实用站点/书籍与文档/kindle.md b/实用站点/书籍与文档/kindle.md
deleted file mode 100644
index 160b8f2..0000000
--- a/实用站点/书籍与文档/kindle.md
+++ /dev/null
@@ -1,7 +0,0 @@
-* http://www.gutenberg.org
-* https://sobooks.cc
-* http://cn.epubee.com
-* https://www.jiumodiary.com
-* https://kgbook.com
-* http://ireadweek.com
-* https://github.com/zebook/zebook
\ No newline at end of file
diff --git a/实用站点/书籍与文档/文档.md b/实用站点/书籍与文档/文档.md
deleted file mode 100644
index 034d2a8..0000000
--- a/实用站点/书籍与文档/文档.md
+++ /dev/null
@@ -1,3 +0,0 @@
-* https://www.scribd.com
-
-* https://sci-hub.tw/
diff --git a/导航网址/导航.md b/实用站点/导航网址/导航.md
similarity index 100%
rename from 导航网址/导航.md
rename to 实用站点/导航网址/导航.md
diff --git a/相似站点查询/相似站点查询.md b/网页备份/相似站点查询.md
similarity index 100%
rename from 相似站点查询/相似站点查询.md
rename to 网页备份/相似站点查询.md