diff --git a/logs.go b/logs.go
index 6ff6441..0db0c61 100644
--- a/logs.go
+++ b/logs.go
@@ -104,6 +104,11 @@ var DefaultLogs = []LogInfo{
 		Url: "ctlog.wosign.com",
 		MMD: 86400,
 	},
+	{
+		Key: mustDecodeBase64("MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArM8vS3Cs8Q2Wv+gK/kSd1IwXncOaEBGEE+2M+Tdtg+QAb7FLwKaJx2GPmjS7VlLKA1ZQ7yR/S0npNYHd8OcX9XLSI8XjE3/Xjng1j0nemASKY6+tojlwlYRoS5Ez/kzhMhfC8mG4Oo05f9WVgj5WGVBFb8sIMw3VGUIIGkhCEPFow8NBE8sNHtsCtyR6UZZuvAjqaa9t75KYjlXzZeXonL4aR2AwfXqArVaDepPDrpMraiiKpl9jGQy+fHshY0E4t/fodnNrhcy8civBUtBbXTFOnSrzTZtkFJkmxnH4e/hE1eMjIPMK14tRPnKA0nh4NS1K50CZEZU01C9/+V81NwIDAQAB"),
+		Url: "www.certificatetransparency.cn/ct",
+		MMD: 86400,
+	},
 }
 
 // Logs which monitor certs from distrusted roots