diff --git a/data/aut-num/AS4242422477 b/data/aut-num/AS4242422477
new file mode 100644
index 000000000..f2f4c3559
--- /dev/null
+++ b/data/aut-num/AS4242422477
@@ -0,0 +1,7 @@
+aut-num:            AS4242422477
+as-name:            YH14141-AS
+descr:              china-dn42-network
+admin-c:            YH14141-DN42
+tech-c:             YH14141-DN42
+mnt-by:             YH14141-MNT
+source:             DN42
diff --git a/data/inet6num/fdf2:72b:870::_48 b/data/inet6num/fdf2:72b:870::_48
new file mode 100644
index 000000000..1fa3f7ffd
--- /dev/null
+++ b/data/inet6num/fdf2:72b:870::_48
@@ -0,0 +1,10 @@
+inet6num:           fdf2:072b:0870:0000:0000:0000:0000:0000 - fdf2:072b:0870:ffff:ffff:ffff:ffff:ffff
+netname:            YH14141-IPV6
+descr:              natwork-for china
+country:            CN
+admin-c:            YH14141-DN42
+tech-c:             YH14141-DN42
+mnt-by:             YH14141-MNT
+status:             ASSIGNED
+cidr:               fdf2:72b:870::/48
+source:             DN42
diff --git a/data/inetnum/172.20.128.40_29 b/data/inetnum/172.20.128.40_29
new file mode 100644
index 000000000..86a0afe79
--- /dev/null
+++ b/data/inetnum/172.20.128.40_29
@@ -0,0 +1,11 @@
+inetnum:            172.20.128.40 - 172.20.128.47
+netname:            YH14141-IPV4
+remarks:            network-for china
+descr:              natwork-for china
+country:            CN
+admin-c:            YH14141-DN42
+tech-c:             YH14141-DN42
+mnt-by:             YH14141-MNT
+status:             ASSIGNED
+cidr:               172.20.128.40/29
+source:             DN42
diff --git a/data/mntner/YH14141-MNT b/data/mntner/YH14141-MNT
new file mode 100644
index 000000000..f43efeb66
--- /dev/null
+++ b/data/mntner/YH14141-MNT
@@ -0,0 +1,6 @@
+mntner:             YH14141-MNT
+admin-c:            YH14141-DN42
+tech-c:             YH14141-DN42
+mnt-by:             YH14141-MNT
+auth:               ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDe5jGZle9IrfGlocsZbxpLQIfjh2f1U1guYQJe/sVZw
+source:             DN42
diff --git a/data/person/YH14141-DN42 b/data/person/YH14141-DN42
new file mode 100644
index 000000000..e040841b0
--- /dev/null
+++ b/data/person/YH14141-DN42
@@ -0,0 +1,5 @@
+person:             yuhaorui
+e-mail:             yhr3500394466@163.com
+nic-hdl:            YH14141-DN42
+mnt-by:             YH14141-MNT
+source:             DN42
diff --git a/data/route/172.20.128.40_29 b/data/route/172.20.128.40_29
new file mode 100644
index 000000000..674b275b7
--- /dev/null
+++ b/data/route/172.20.128.40_29
@@ -0,0 +1,5 @@
+route:              172.20.128.40/29
+origin:             AS4242422477
+max-length:         29
+mnt-by:             YH14141-MNT
+source:             DN42
diff --git a/data/route6/fdf2:72b:870::_48 b/data/route6/fdf2:72b:870::_48
new file mode 100644
index 000000000..67f08339b
--- /dev/null
+++ b/data/route6/fdf2:72b:870::_48
@@ -0,0 +1,6 @@
+route6:             fdf2:72b:870::/48
+descr:              network-for china
+origin:             AS4242422477
+max-length:         48
+mnt-by:             YH14141-MNT
+source:             DN42