diff --git a/autoload/SpaceVim.vim b/autoload/SpaceVim.vim
index 89ec9ff25..11768b391 100644
--- a/autoload/SpaceVim.vim
+++ b/autoload/SpaceVim.vim
@@ -1338,6 +1338,14 @@ let g:spacevim_smartcloseignoreft      = [
       \ ]
 let g:_spacevim_altmoveignoreft         = ['Tagbar' , 'vimfiler']
 let g:spacevim_enable_javacomplete2_py = 0
+""
+" @section src_root, options-src_root
+" @parentsection options
+" set default sources root of all your projects. default is `E:\sources\`.
+" >
+"   src_root = 'E:\sources\'
+" <
+
 let g:spacevim_src_root                = 'E:\sources\'
 ""
 " The host file url. This option is for Chinese users who can not use
diff --git a/autoload/SpaceVim/commands.vim b/autoload/SpaceVim/commands.vim
index 0921aa46d..1dcc872b3 100644
--- a/autoload/SpaceVim/commands.vim
+++ b/autoload/SpaceVim/commands.vim
@@ -65,7 +65,8 @@ function! SpaceVim#commands#load() abort
   command! DiffOrig vert new | set bt=nofile | r # | 0d_ | diffthis
         \ | wincmd p | diffthis
   command! -nargs=* -complete=custom,SpaceVim#plugins#complete_plugs Plugin :call SpaceVim#plugins#Plugin(<f-args>)
-  "command for open project
+  ""
+  " Open specific project in @section(options-src_root)
   command! -nargs=+ -complete=custom,SpaceVim#plugins#projectmanager#complete_project OpenProject :call SpaceVim#plugins#projectmanager#OpenProject(<f-args>)
 
   command! -nargs=* -complete=custom,SpaceVim#plugins#pmd#complete PMD :call SpaceVim#plugins#pmd#run(<f-args>)
diff --git a/doc/SpaceVim.txt b/doc/SpaceVim.txt
index 3dc03c25a..d57a300ee 100644
--- a/doc/SpaceVim.txt
+++ b/doc/SpaceVim.txt
@@ -75,22 +75,23 @@ CONTENTS                                                   *SpaceVim-contents*
       55. search_tools.........................|SpaceVim-options-search_tools|
       56. sidebar_width.......................|SpaceVim-options-sidebar_width|
       57. snippet_engine.....................|SpaceVim-options-snippet_engine|
-      58. statusline_iseparator.......|SpaceVim-options-statusline_iseparator|
-      59. statusline_left...................|SpaceVim-options-statusline_left|
-      60. statusline_right.................|SpaceVim-options-statusline_right|
-      61. statusline_separator.........|SpaceVim-options-statusline_separator|
-      62. statusline_unicode.............|SpaceVim-options-statusline_unicode|
-      63. terminal_cursor_shape.......|SpaceVim-options-terminal_cursor_shape|
-      64. todo_labels...........................|SpaceVim-options-todo_labels|
-      65. todo_prefix...........................|SpaceVim-options-todo_prefix|
-      66. vim_help_language...............|SpaceVim-options-vim_help_language|
-      67. vimcompatible.......................|SpaceVim-options-vimcompatible|
-      68. warning_symbol.....................|SpaceVim-options-warning_symbol|
-      69. wildignore.............................|SpaceVim-options-wildignore|
-      70. windisk_encoding.................|SpaceVim-options-windisk_encoding|
-      71. windows_index_type.............|SpaceVim-options-windows_index_type|
-      72. windows_leader.....................|SpaceVim-options-windows_leader|
-      73. windows_smartclose.............|SpaceVim-options-windows_smartclose|
+      58. src_root.................................|SpaceVim-options-src_root|
+      59. statusline_iseparator.......|SpaceVim-options-statusline_iseparator|
+      60. statusline_left...................|SpaceVim-options-statusline_left|
+      61. statusline_right.................|SpaceVim-options-statusline_right|
+      62. statusline_separator.........|SpaceVim-options-statusline_separator|
+      63. statusline_unicode.............|SpaceVim-options-statusline_unicode|
+      64. terminal_cursor_shape.......|SpaceVim-options-terminal_cursor_shape|
+      65. todo_labels...........................|SpaceVim-options-todo_labels|
+      66. todo_prefix...........................|SpaceVim-options-todo_prefix|
+      67. vim_help_language...............|SpaceVim-options-vim_help_language|
+      68. vimcompatible.......................|SpaceVim-options-vimcompatible|
+      69. warning_symbol.....................|SpaceVim-options-warning_symbol|
+      70. wildignore.............................|SpaceVim-options-wildignore|
+      71. windisk_encoding.................|SpaceVim-options-windisk_encoding|
+      72. windows_index_type.............|SpaceVim-options-windows_index_type|
+      73. windows_leader.....................|SpaceVim-options-windows_leader|
+      74. windows_smartclose.............|SpaceVim-options-windows_smartclose|
   3. Configuration...........................................|SpaceVim-config|
   4. Commands..............................................|SpaceVim-commands|
   5. Public functions.....................................|SpaceVim-functions|
@@ -799,6 +800,14 @@ ultisnips:
   snippet_engine = "ultisnips"
 <
 
+==============================================================================
+SRC_ROOT                                           *SpaceVim-options-src_root*
+
+set default sources root of all your projects. default is `E:\sources\`.
+>
+  src_root = 'E:\sources\'
+<
+
 ==============================================================================
 STATUSLINE_ISEPARATOR                 *SpaceVim-options-statusline_iseparator*
 
@@ -1564,6 +1573,9 @@ COMMANDS                                                   *SpaceVim-commands*
 :SPInstall                                                        *:SPInstall*
   Command for install plugins.
 
+:OpenProject                                                    *:OpenProject*
+  Open specific project in |SpaceVim-options-src_root|
+
 :A[!] {type}                                                              *:A*
   Switch to alternate file based on {type}.