diff --git a/data/acm b/data/acm
new file mode 100644
index 00000000..680edc6e
--- /dev/null
+++ b/data/acm
@@ -0,0 +1 @@
+acm.org
diff --git a/data/cas b/data/cas
new file mode 100644
index 00000000..09320f46
--- /dev/null
+++ b/data/cas
@@ -0,0 +1,3 @@
+# some website in China Academy of Science
+csdl.ac.cn
+las.ac.cn
diff --git a/data/clarivate b/data/clarivate
new file mode 100644
index 00000000..1df93a1a
--- /dev/null
+++ b/data/clarivate
@@ -0,0 +1,2 @@
+# Clarivate Analytics is a company that owns and operates a collection of subscription-based services focused largely on analytics, including scientific and academic research, patent analytics, regulatory standards, trademark protection, pharmaceutical and biotechnology intelligence, domain brand protection and intellectual property management.
+include:sci
diff --git a/data/cnki b/data/cnki
new file mode 100644
index 00000000..4c0cd1bf
--- /dev/null
+++ b/data/cnki
@@ -0,0 +1 @@
+cnki.net
diff --git a/data/computingreview b/data/computingreview
new file mode 100644
index 00000000..165d003a
--- /dev/null
+++ b/data/computingreview
@@ -0,0 +1 @@
+computingreviews.com
diff --git a/data/elsevier b/data/elsevier
new file mode 100644
index 00000000..d65128de
--- /dev/null
+++ b/data/elsevier
@@ -0,0 +1,5 @@
+# Elsevier's website,  One of the largest academic publishing companies
+
+engineeringvillage.com
+sciencedirect.com
+scopus.com
diff --git a/data/geolocation-cn b/data/geolocation-cn
index 50f92a46..d90ea83d 100644
--- a/data/geolocation-cn
+++ b/data/geolocation-cn
@@ -23,6 +23,9 @@ include:meituan
 include:eleme
 include:oneplus
 include:stage1st
+include:wanfang
+include:cnki
+include:cas
 
 # CDNs
 
diff --git a/data/ieee b/data/ieee
new file mode 100644
index 00000000..97b7162a
--- /dev/null
+++ b/data/ieee
@@ -0,0 +1 @@
+ieee.org
diff --git a/data/knovel b/data/knovel
new file mode 100644
index 00000000..a083608e
--- /dev/null
+++ b/data/knovel
@@ -0,0 +1 @@
+knovel.com
diff --git a/data/nature b/data/nature
new file mode 100644
index 00000000..b9ecad4a
--- /dev/null
+++ b/data/nature
@@ -0,0 +1 @@
+nature.com
diff --git a/data/sci b/data/sci
new file mode 100644
index 00000000..ff8ef373
--- /dev/null
+++ b/data/sci
@@ -0,0 +1,2 @@
+newisiknowledge.com
+isiknowledge.com
diff --git a/data/springer b/data/springer
new file mode 100644
index 00000000..8b9aabba
--- /dev/null
+++ b/data/springer
@@ -0,0 +1 @@
+springerlink.com
diff --git a/data/wanfang b/data/wanfang
new file mode 100644
index 00000000..20287d81
--- /dev/null
+++ b/data/wanfang
@@ -0,0 +1 @@
+wanfangdata.com.cn