diff --git a/luci-app-passwall/luasrc/model/cbi/passwall/client/global.lua b/luci-app-passwall/luasrc/model/cbi/passwall/client/global.lua
index dcd414b01..5ca99e2df 100644
--- a/luci-app-passwall/luasrc/model/cbi/passwall/client/global.lua
+++ b/luci-app-passwall/luasrc/model/cbi/passwall/client/global.lua
@@ -384,16 +384,21 @@ o.validate = function(self, value, t)
 	return value
 end
 
-o = s:taboption("DNS", ListValue, "chinadns_ng_default_tag", translate("ChinaDNS-NG Domain Default Tag"))
+o = s:taboption("DNS", ListValue, "chinadns_ng_default_tag", translate("Default DNS"))
 o.default = "none"
-o:value("none", translate("Default"))
 o:value("gfw", translate("Remote DNS"))
 o:value("chn", translate("Direct DNS"))
-o.description = "<ul>"
+o:value("none", translate("Smart, Do not accept no-ip reply from Direct DNS"))
+o:value("none_noip", translate("Smart, Accept no-ip reply from Direct DNS"))
+local desc = "<ul>"
 		.. "<li>" .. translate("When not matching any domain name list:") .. "</li>"
-		.. "<li>" .. translate("Default: Forward to both direct and remote DNS, if the direct DNS resolution result is a mainland China ip, then use the direct result, otherwise use the remote result.") .. "</li>"
 		.. "<li>" .. translate("Remote DNS: Can avoid more DNS leaks, but some domestic domain names maybe to proxy!") .. "</li>"
 		.. "<li>" .. translate("Direct DNS: Internet experience may be better, but DNS will be leaked!") .. "</li>"
+o.description = desc
+		.. "<li>" .. translate("Smart: Forward to both direct and remote DNS, if the direct DNS resolution result is a mainland China IP, then use the direct result, otherwise use the remote result.") .. "</li>
+		.. "<li>" .. translate("In smart mode, no-ip reply from Direct DNS:") .. "</li>"
+		.. "<li>" .. translate("Do not accept: Wait and use Remote DNS Reply.") .. "</li>"
+		.. "<li>" .. translate("Accept: Trust the Reply, using this option can improve DNS resolution speeds for some mainland IPv4-only sites.") .. "</li>"
 		.. "</ul>"
 o:depends({dns_shunt = "chinadns-ng", tcp_proxy_mode = "proxy", chn_list = "direct"})
 
@@ -401,11 +406,7 @@ o = s:taboption("DNS", ListValue, "use_default_dns", translate("Default DNS"))
 o.default = "direct"
 o:value("remote", translate("Remote DNS"))
 o:value("direct", translate("Direct DNS"))
-o.description = "<ul>"
-		.. "<li>" .. translate("When not matching any domain name list:") .. "</li>"
-		.. "<li>" .. translate("Remote DNS: Can avoid more DNS leaks, but some domestic domain names maybe to proxy!") .. "</li>"
-		.. "<li>" .. translate("Direct DNS: Internet experience may be better, but DNS will be leaked!") .. "</li>"
-		.. "</ul>"
+o.description = desc .. "</ul>"
 o:depends({dns_shunt = "dnsmasq", tcp_proxy_mode = "proxy", chn_list = "direct"})
 
 o = s:taboption("DNS", Flag, "dns_redirect", "DNS " .. translate("Redirect"), translate("Force Router DNS server to all local devices."))
diff --git a/luci-app-passwall/po/zh-cn/passwall.po b/luci-app-passwall/po/zh-cn/passwall.po
index f3d5894c4..8eafc696e 100644
--- a/luci-app-passwall/po/zh-cn/passwall.po
+++ b/luci-app-passwall/po/zh-cn/passwall.po
@@ -172,11 +172,23 @@ msgstr "远程DNS：可以避免更多的DNS泄露，但会导致规则列表外
 msgid "Direct DNS: Internet experience may be better, but DNS will be leaked!"
 msgstr "直连DNS：上网体验可能会更佳，但是会泄露DNS！"
 
-msgid "ChinaDNS-NG Domain Default Tag"
-msgstr "ChinaDNS-NG 域名默认标签"
+msgid "Smart, Do not accept no-ip reply from Direct DNS"
+msgstr "智能，不接受直连 DNS 空响应"
 
-msgid "Default: Forward to both direct and remote DNS, if the direct DNS resolution result is a mainland China ip, then use the direct result, otherwise use the remote result."
-msgstr "默认：同时转发给直连和远程DNS，如果直连DNS解析结果是大陆ip，则使用直连结果，否则使用远程结果。"
+msgid "Smart, Accept no-ip reply from Direct DNS"
+msgstr "智能，接受直连 DNS 空响应"
+
+msgid "Smart: Forward to both direct and remote DNS, if the direct DNS resolution result is a mainland China IP, then use the direct result, otherwise use the remote result."
+msgstr "智能：同时转发给直连和远程 DNS，如果直连 DNS 解析结果是大陆 IP，则使用直连结果，否则使用远程结果。"
+
+msgid "In smart mode, no-ip reply from Direct DNS:"
+msgstr "使用智能模式，直连 DNS 返回空响应时:"
+
+msgid "Do not accept: Wait and use Remote DNS Reply."
+msgstr "不接受：等待并使用远程 DNS 的响应。"
+
+msgid "Accept: Trust the Reply, using this option can improve DNS resolution speeds for some mainland IPv4-only sites."
+msgstr "接受：信任空响应，使用此选项可以提升部分大陆仅 IPv4 站点的 DNS 解析速度。"
 
 msgid "Filter Proxy Host IPv6"
 msgstr "过滤代理域名 IPv6"
diff --git a/luci-app-passwall/root/usr/share/passwall/app.sh b/luci-app-passwall/root/usr/share/passwall/app.sh
index 92a65d748..8e253f4fe 100755
--- a/luci-app-passwall/root/usr/share/passwall/app.sh
+++ b/luci-app-passwall/root/usr/share/passwall/app.sh
@@ -585,7 +585,10 @@ run_chinadns_ng() {
 		[ "${_no_ipv6_trust}" = "1" ] && echo "no-ipv6" >> ${_CONF_FILE}
 	}
 
-	([ -z "${_default_tag}" ] || [ "${_default_tag}" = "smart" ]) && _default_tag="none"
+	# 是否接受直连 DNS 空响应
+	[ "${_default_tag}" = "none_noip" ] && echo "noip-as-chnip" >> ${_CONF_FILE}
+	
+	([ -z "${_default_tag}" ] || [ "${_default_tag}" = "smart" ] || [ "${_default_tag}" = "none_noip" ]) && _default_tag="none"
 	echo "default-tag ${_default_tag}" >> ${_CONF_FILE}
 
 	ln_run "$(first_type chinadns-ng)" chinadns-ng "${_LOG_FILE}" -C ${_CONF_FILE}
diff --git a/patch-luci-app-passwall.patch b/patch-luci-app-passwall.patch
index 1bfa0173e..3ea198c52 100644
--- a/patch-luci-app-passwall.patch
+++ b/patch-luci-app-passwall.patch
@@ -24,7 +24,7 @@ index 1440118..be9dd12 100644
  	if code ~= 0 then
  		local use_time = luci.sys.exec("echo -n '" .. result .. "' | awk -F ':' '{print $2}'")
 diff --git a/luci-app-passwall/luasrc/model/cbi/passwall/client/global.lua b/luci-app-passwall/luasrc/model/cbi/passwall/client/global.lua
-index 13bd889..dcd414b 100644
+index 521c8ff..5ca99e2 100644
 --- a/luci-app-passwall/luasrc/model/cbi/passwall/client/global.lua
 +++ b/luci-app-passwall/luasrc/model/cbi/passwall/client/global.lua
 @@ -332,6 +332,12 @@ o:value("9.9.9.9", "9.9.9.9 (Quad9-Recommended)")