diff --git a/.settings/org.eclipse.core.resources.prefs b/.settings/org.eclipse.core.resources.prefs
index a18af8b..141fb3c 100644
--- a/.settings/org.eclipse.core.resources.prefs
+++ b/.settings/org.eclipse.core.resources.prefs
@@ -14,6 +14,7 @@ encoding//Demo/SingleApplication.py=utf-8
 encoding//Demo/VerificationCode.py=utf-8
 encoding//Demo/WeltHideWindow.py=utf-8
 encoding//Demo/WindowNotify.py=utf-8
+encoding//QChart/LineChart.py=utf-8
 encoding//QFont/AwesomeFont.py=utf-8
 encoding//QFont/Lib/FontAwesome.py=utf-8
 encoding//QListView/CustomWidgetSortItem.py=utf-8
diff --git a/Demo/requirements.txt b/Demo/requirements.txt
new file mode 100644
index 0000000..afed57a
--- /dev/null
+++ b/Demo/requirements.txt
@@ -0,0 +1,3 @@
+pywin32
+numpy
+dlib
diff --git a/QChart/requirements.txt b/QChart/requirements.txt
new file mode 100644
index 0000000..057edbd
--- /dev/null
+++ b/QChart/requirements.txt
@@ -0,0 +1 @@
+PyQtChart
diff --git a/QFlowLayout/requirements.txt b/QFlowLayout/requirements.txt
new file mode 100644
index 0000000..ab90481
--- /dev/null
+++ b/QFlowLayout/requirements.txt
@@ -0,0 +1 @@
+lxml