diff --git a/data/aut-num/AS4242422024 b/data/aut-num/AS4242422024
index b53ed3cea..cb04d1802 100644
--- a/data/aut-num/AS4242422024
+++ b/data/aut-num/AS4242422024
@@ -1,6 +1,6 @@
 aut-num:            AS4242422024
-as-name:            AS for LIYUMIN Network
-admin-c:            LIYUMIN-DN42
-tech-c:             LIYUMIN-DN42
-mnt-by:             LIYUMIN-MNT
+as-name:            AS for Cirrocumulus Cloud Network
+admin-c:            LIYUMI-DN42
+tech-c:             LIYUMI-DN42
+mnt-by:             GCC-MNT
 source:             DN42
diff --git a/data/dns/gcc.dn42 b/data/dns/gcc.dn42
new file mode 100644
index 000000000..933f76e31
--- /dev/null
+++ b/data/dns/gcc.dn42
@@ -0,0 +1,9 @@
+domain:             gcc.dn42
+admin-c:            LIYUMI-DN42
+tech-c:             LIYUMI-DN42
+mnt-by:             GCC-MNT
+nserver:            ns1.gcc.dn42 172.22.124.1
+nserver:            ns1.gcc.dn42 fdb2:b297:900d:1::1
+nserver:            ns2.gcc.dn42 172.22.124.3
+nserver:            ns2.gcc.dn42 fdb2:b297:900d:3::1
+source:             DN42
diff --git a/data/inet6num/fdb2:b297:900d::_48 b/data/inet6num/fdb2:b297:900d::_48
index 7396059a1..23b7fb701 100644
--- a/data/inet6num/fdb2:b297:900d::_48
+++ b/data/inet6num/fdb2:b297:900d::_48
@@ -1,10 +1,10 @@
 inet6num:           fdb2:b297:900d:0000:0000:0000:0000:0000 - fdb2:b297:900d:ffff:ffff:ffff:ffff:ffff
 cidr:               fdb2:b297:900d::/48
-netname:            LIYUMIN-NETWORK
-descr:              Network of LIYUMIN
+netname:            GCC-NETWORK
+descr:              Network of Cirrocumulus Cloud
 country:            CN
-admin-c:            LIYUMIN-DN42
-tech-c:             LIYUMIN-DN42
-mnt-by:             LIYUMIN-MNT
+admin-c:            LIYUMI-DN42
+tech-c:             LIYUMI-DN42
+mnt-by:             GCC-MNT
 status:             ASSIGNED
 source:             DN42
diff --git a/data/inetnum/172.20.21.160_27 b/data/inetnum/172.20.21.160_27
new file mode 100644
index 000000000..dc3d19a04
--- /dev/null
+++ b/data/inetnum/172.20.21.160_27
@@ -0,0 +1,9 @@
+inetnum:            172.20.21.160 - 172.20.21.191
+cidr:               172.20.21.160/27
+netname:            GCC-USR-HK
+descr:              Cirrocumulus Cloud Hong Kong User Network
+admin-c:            LIYUMI-DN42
+tech-c:             LIYUMI-DN42
+mnt-by:             GCC-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/inetnum/172.22.124.0_28 b/data/inetnum/172.22.124.0_28
index c532563fb..90fd65c4a 100644
--- a/data/inetnum/172.22.124.0_28
+++ b/data/inetnum/172.22.124.0_28
@@ -1,8 +1,9 @@
 inetnum:            172.22.124.0 - 172.22.124.15
 cidr:               172.22.124.0/28
-netname:            LIYUMIN-NETWORK
-admin-c:            LIYUMIN-DN42
-tech-c:             LIYUMIN-DN42
-mnt-by:             LIYUMIN-MNT
+netname:            GCC-BACKBONE
+descr:              Backbone Network of Cirrocumulus Cloud
+admin-c:            LIYUMI-DN42
+tech-c:             LIYUMI-DN42
+mnt-by:             GCC-MNT
 status:             ASSIGNED
 source:             DN42
diff --git a/data/mntner/GCC-MNT b/data/mntner/GCC-MNT
new file mode 100644
index 000000000..1fcb7abf3
--- /dev/null
+++ b/data/mntner/GCC-MNT
@@ -0,0 +1,7 @@
+mntner:             GCC-MNT
+admin-c:            LIYUMI-DN42
+tech-c:             LIYUMI-DN42
+mnt-by:             GCC-MNT
+descr:              Welcome to peer! Email: chn.lee.yumi@gmail.com
+auth:               pgp-fingerprint 9A21E0DF8F5F5F3678663CE9AAE390B555710337
+source:             DN42
diff --git a/data/mntner/LIYUMIN-MNT b/data/mntner/LIYUMIN-MNT
deleted file mode 100644
index c4cdccc2a..000000000
--- a/data/mntner/LIYUMIN-MNT
+++ /dev/null
@@ -1,6 +0,0 @@
-mntner:             LIYUMIN-MNT
-admin-c:            LIYUMIN-DN42
-tech-c:             LIYUMIN-DN42
-mnt-by:             LIYUMIN-MNT
-auth:               pgp-fingerprint 9A21E0DF8F5F5F3678663CE9AAE390B555710337
-source:             DN42
diff --git a/data/organisation/ORG-GCC b/data/organisation/ORG-GCC
new file mode 100644
index 000000000..a62279f58
--- /dev/null
+++ b/data/organisation/ORG-GCC
@@ -0,0 +1,6 @@
+organisation:       ORG-GCC
+org-name:           Cirrocumulus Cloud
+admin-c:            LIYUMI-DN42
+tech-c:             LIYUMI-DN42
+mnt-by:             GCC-MNT
+source:             DN42
diff --git a/data/person/LIYUMI-DN42 b/data/person/LIYUMI-DN42
new file mode 100644
index 000000000..1b0f4116f
--- /dev/null
+++ b/data/person/LIYUMI-DN42
@@ -0,0 +1,5 @@
+person:             Yumi Li
+contact:            chn.lee.yumi@gmail.com
+nic-hdl:            LIYUMI-DN42
+mnt-by:             GCC-MNT
+source:             DN42
diff --git a/data/person/LIYUMIN-DN42 b/data/person/LIYUMIN-DN42
deleted file mode 100644
index ec51f3267..000000000
--- a/data/person/LIYUMIN-DN42
+++ /dev/null
@@ -1,5 +0,0 @@
-person:             Yumin Li
-contact:            chn.lee.yumi@gmail.com
-nic-hdl:            LIYUMIN-DN42
-mnt-by:             LIYUMIN-MNT
-source:             DN42
diff --git a/data/route/172.20.21.160_27 b/data/route/172.20.21.160_27
new file mode 100644
index 000000000..20e4c1daa
--- /dev/null
+++ b/data/route/172.20.21.160_27
@@ -0,0 +1,4 @@
+route:              172.20.21.160/27
+origin:             AS4242422024
+mnt-by:             GCC-MNT
+source:             DN42
diff --git a/data/route/172.22.124.0_28 b/data/route/172.22.124.0_28
index f73cdd016..6981259dc 100644
--- a/data/route/172.22.124.0_28
+++ b/data/route/172.22.124.0_28
@@ -1,4 +1,4 @@
 route:              172.22.124.0/28
 origin:             AS4242422024
-mnt-by:             LIYUMIN-MNT
+mnt-by:             GCC-MNT
 source:             DN42
diff --git a/data/route6/fdb2:b297:900d::_48 b/data/route6/fdb2:b297:900d::_48
index 7e3764470..7329a6ed0 100644
--- a/data/route6/fdb2:b297:900d::_48
+++ b/data/route6/fdb2:b297:900d::_48
@@ -1,5 +1,5 @@
 route6:             fdb2:b297:900d::/48
 origin:             AS4242422024
 max-length:         48
-mnt-by:             LIYUMIN-MNT
+mnt-by:             GCC-MNT
 source:             DN42