diff --git a/docs/en/latest/references/apisix_cluster_config_v2.md b/docs/en/latest/references/apisix_cluster_config_v2.md
index 5d9ea8e18e..1006f52169 100644
--- a/docs/en/latest/references/apisix_cluster_config_v2.md
+++ b/docs/en/latest/references/apisix_cluster_config_v2.md
@@ -1,7 +1,11 @@
 ---
-title: ApisixClusterConfig/v2 Reference
+title: ApisixClusterConfig/v2
+keywords:
+  - APISIX ingress
+  - Apache APISIX
+  - ApisixClusterConfig
+description: Reference for ApisixClusterConfig/v2 custom Kubernetes resource.
 ---
-
 <!--
 #
 # Licensed to the Apache Software Foundation (ASF) under one or more
@@ -21,18 +25,20 @@ title: ApisixClusterConfig/v2 Reference
 #
 -->
 
+See [concepts](https://apisix.apache.org/docs/ingress-controller/concepts/apisix_cluster_config) to learn more about how to use the ApisixClusterConfig resource.
+
 ## Spec
 
-Spec describes the desired state of an ApisixClusterConfig object.
+See the [definition](https://github.com/apache/apisix-ingress-controller/blob/master/samples/deploy/crd/v1/ApisixClusterConfig.yaml) on GitHub.
 
-|     Field     |  Type    |     Description       |
-|---------------|----------|-----------------------|
-| monitoring | object | Monitoring settings. |
-| monitoring.prometheus | object | Prometheus settings. |
-| monitoring.prometheus.enable | boolean | Whether to enable Prometheus or not. |
-| monitoring.skywalking | object | Skywalking settings. |
-| monitoring.skywalking.enable | boolean | Whether to enable Skywalking or not. |
-| monitoring.skywalking.sampleRatio | number | The sample ratio for spans, value should be in `[0, 1]`.|
-| admin | object | Administrative settings. |
-| admin.baseURL | string | the base url for APISIX cluster. |
-| admin.AdminKey | string | admin key used for authentication with APISIX cluster. |
+| Attribute                         | Type    | Description                                    |
+|-----------------------------------|---------|------------------------------------------------|
+| monitoring                        | object  | Monitoring configurations.                     |
+| monitoring.prometheus             | object  | Prometheus configurations.                     |
+| monitoring.prometheus.enable      | boolean | When set to `true`, enables Prometheus.        |
+| monitoring.skywalking             | object  | Apache SkyWalking configurations.              |
+| monitoring.skywalking.enable      | boolean | When set to `true`, enables SkyWalking.        |
+| monitoring.skywalking.sampleRatio | number  | Sample ratio for spans. Should be in `[0, 1]`. |
+| admin                             | object  | Admin configurations.                          |
+| admin.baseURL                     | string  | Base URL of the APISIX cluster.                |
+| admin.AdminKey                    | string  | Admin key to authenticate with APISIX cluster. |
diff --git a/docs/en/latest/references/apisix_cluster_config_v2beta3.md b/docs/en/latest/references/apisix_cluster_config_v2beta3.md
index 38d684b31f..c7059bd163 100644
--- a/docs/en/latest/references/apisix_cluster_config_v2beta3.md
+++ b/docs/en/latest/references/apisix_cluster_config_v2beta3.md
@@ -1,7 +1,11 @@
 ---
-title: ApisixClusterConfig/v2beta3 Reference
+title: ApisixClusterConfig/v2beta3
+keywords:
+  - APISIX ingress
+  - Apache APISIX
+  - ApisixClusterConfig
+description: Reference for ApisixClusterConfig/v2beta3 custom Kubernetes resource.
 ---
-
 <!--
 #
 # Licensed to the Apache Software Foundation (ASF) under one or more
@@ -21,18 +25,20 @@ title: ApisixClusterConfig/v2beta3 Reference
 #
 -->
 
+See [concepts](https://apisix.apache.org/docs/ingress-controller/concepts/apisix_cluster_config) to learn more about how to use the ApisixClusterConfig resource.
+
 ## Spec
 
-Spec describes the desired state of an ApisixClusterConfig object.
+See the [definition](https://github.com/apache/apisix-ingress-controller/blob/master/samples/deploy/crd/v1/ApisixClusterConfig.yaml) on GitHub.
 
-|     Field     |  Type    |     Description       |
-|---------------|----------|-----------------------|
-| monitoring | object | Monitoring settings. |
-| monitoring.prometheus | object | Prometheus settings. |
-| monitoring.prometheus.enable | boolean | Whether to enable Prometheus or not. |
-| monitoring.skywalking | object | Skywalking settings. |
-| monitoring.skywalking.enable | boolean | Whether to enable Skywalking or not. |
-| monitoring.skywalking.sampleRatio | number | The sample ratio for spans, value should be in `[0, 1]`.|
-| admin | object | Administrative settings. |
-| admin.baseURL | string | the base url for APISIX cluster. |
-| admin.AdminKey | string | admin key used for authentication with APISIX cluster. |
+| Attribute                         | Type    | Description                                    |
+|-----------------------------------|---------|------------------------------------------------|
+| monitoring                        | object  | Monitoring configurations.                     |
+| monitoring.prometheus             | object  | Prometheus configurations.                     |
+| monitoring.prometheus.enable      | boolean | When set to `true`, enables Prometheus.        |
+| monitoring.skywalking             | object  | Apache SkyWalking configurations.              |
+| monitoring.skywalking.enable      | boolean | When set to `true`, enables SkyWalking.        |
+| monitoring.skywalking.sampleRatio | number  | Sample ratio for spans. Should be in `[0, 1]`. |
+| admin                             | object  | Admin configurations.                          |
+| admin.baseURL                     | string  | Base URL of the APISIX cluster.                |
+| admin.AdminKey                    | string  | Admin key to authenticate with APISIX cluster. |
diff --git a/docs/en/latest/references/apisix_pluginconfig_v2.md b/docs/en/latest/references/apisix_pluginconfig_v2.md
index 6d8c39950a..154b43a571 100644
--- a/docs/en/latest/references/apisix_pluginconfig_v2.md
+++ b/docs/en/latest/references/apisix_pluginconfig_v2.md
@@ -1,7 +1,11 @@
 ---
-title: ApisixPluginConfig/v2 Reference
+title: ApisixPluginConfig/v2
+keywords:
+  - APISIX ingress
+  - Apache APISIX
+  - ApisixPluginConfig
+description: Reference for ApisixPluginConfig/v2 custom Kubernetes resource.
 ---
-
 <!--
 #
 # Licensed to the Apache Software Foundation (ASF) under one or more
@@ -23,11 +27,11 @@ title: ApisixPluginConfig/v2 Reference
 
 ## Spec
 
-Spec describes the desired state of an ApisixPluginConfig object.
+See the [definition](https://github.com/apache/apisix-ingress-controller/blob/master/samples/deploy/crd/v1/ApisixPluginConfig.yaml) on GitHub.
 
-|     Field     |  Type    |                    Description                     |
-|---------------|----------|----------------------------------------------------|
-| plugins         | array    | A series of custom plugins that will be executed once this route rule is matched |
-| plugins[].name | string | The plugin name, see [docs](http://apisix.apache.org/docs/apisix/getting-started) for learning the available plugins. |
-| plugins[].enable | boolean | Whether the plugin would be used |
-| plugins[].config | object | The configuration of the plugin that must have the same fields as in APISIX. |
+| Field            | Type    | Description                                                                                                                                    |
+|------------------|---------|------------------------------------------------------------------------------------------------------------------------------------------------|
+| plugins          | array   | Plugins that will be executed on the Route.                                                                                                    |
+| plugins[].name   | string  | Name of the Plugin. See [Plugin hub](https://apisix.apache.org/plugins/) for a list of available Plugins.                                      |
+| plugins[].enable | boolean | When set to `true`, enables the Plugin.                                                                                                        |
+| plugins[].config | object  | Configuration of the Plugin. Must have the same fields as in the [Plugin docs](https://apisix.apache.org/docs/apisix/plugins/batch-requests/). |
diff --git a/docs/en/latest/references/apisix_pluginconfig_v2beta3.md b/docs/en/latest/references/apisix_pluginconfig_v2beta3.md
index 9741a3b91a..d230497ae3 100644
--- a/docs/en/latest/references/apisix_pluginconfig_v2beta3.md
+++ b/docs/en/latest/references/apisix_pluginconfig_v2beta3.md
@@ -1,7 +1,11 @@
 ---
-title: ApisixPluginConfig/v2beta3 Reference
+title: ApisixPluginConfig/v2beta3
+keywords:
+  - APISIX ingress
+  - Apache APISIX
+  - ApisixPluginConfig
+description: Reference for ApisixPluginConfig/v2beta3 custom Kubernetes resource.
 ---
-
 <!--
 #
 # Licensed to the Apache Software Foundation (ASF) under one or more
@@ -23,11 +27,11 @@ title: ApisixPluginConfig/v2beta3 Reference
 
 ## Spec
 
-Spec describes the desired state of an ApisixPluginConfig object.
+See the [definition](https://github.com/apache/apisix-ingress-controller/blob/master/samples/deploy/crd/v1/ApisixPluginConfig.yaml) on GitHub.
 
-|     Field     |  Type    |                    Description                     |
-|---------------|----------|----------------------------------------------------|
-| plugins         | array    | A series of custom plugins that will be executed once this route rule is matched |
-| plugins[].name | string | The plugin name, see [docs](http://apisix.apache.org/docs/apisix/getting-started) for learning the available plugins. |
-| plugins[].enable | boolean | Whether the plugin would be used |
-| plugins[].config | object | The configuration of the plugin that must have the same fields as in APISIX. |
+| Field            | Type    | Description                                                                                                                                    |
+|------------------|---------|------------------------------------------------------------------------------------------------------------------------------------------------|
+| plugins          | array   | Plugins that will be executed on the Route.                                                                                                    |
+| plugins[].name   | string  | Name of the Plugin. See [Plugin hub](https://apisix.apache.org/plugins/) for a list of available Plugins.                                      |
+| plugins[].enable | boolean | When set to `true`, enables the Plugin.                                                                                                        |
+| plugins[].config | object  | Configuration of the Plugin. Must have the same fields as in the [Plugin docs](https://apisix.apache.org/docs/apisix/plugins/batch-requests/). |
diff --git a/docs/en/latest/references/apisix_tls_v2.md b/docs/en/latest/references/apisix_tls_v2.md
index 26142263d9..8084bc22d7 100644
--- a/docs/en/latest/references/apisix_tls_v2.md
+++ b/docs/en/latest/references/apisix_tls_v2.md
@@ -1,7 +1,11 @@
 ---
-title: ApisixTls/v2 Reference
+title: ApisixTls/v2
+keywords:
+  - APISIX ingress
+  - Apache APISIX
+  - ApisixTls
+description: Reference for ApisixTls/v2 custom Kubernetes resource.
 ---
-
 <!--
 #
 # Licensed to the Apache Software Foundation (ASF) under one or more
@@ -21,14 +25,20 @@ title: ApisixTls/v2 Reference
 #
 -->
 
-|     Field                     |  Type    | Description                                                                                                   |
-|-------------------------------|----------|---------------------------------------------------------------------------------------------------------------|
-| hosts                         | array    | The domain list to identify which hosts (matched with SNI) can use the TLS certificate stored in the Secret.  |
-| secret                        | object   | The definition of the related Secret object with current ApisixTls object.                                    |
-| secret.name                   | string   | The name of the related Secret object with current ApisixTls object.                                          |
-| secret.namespace              | string   | The namespace of the related Secret object with current ApisixTls object.                                     |
-| client                        | object   | The configuration of the certificate provided by the client.                                                  |
-| client.caSecret               | object   | The definition of the related Secret object with the certificate provided by the client.                      |
-| client.caSecret.name          | string   | The name of the related Secret object with the certificate provided by the client.                            |
-| client.caSecret.namespace     | string   | The namespace of the related Secret object with the certificate provided by the client.                       |
-| client.depth                  | int      | The max certificate of chain length.                                                                          |
+See [concepts](https://apisix.apache.org/docs/ingress-controller/concepts/apisix_tls) to learn more about how to use the ApisixTls resource.
+
+## Spec
+
+See the [definition](https://github.com/apache/apisix-ingress-controller/blob/master/samples/deploy/crd/v1/ApisixTls.yaml) on GitHub.
+
+| Attribute                 | Type   | Description                                                                             |
+|---------------------------|--------|-----------------------------------------------------------------------------------------|
+| hosts                     | array  | List of hosts (with matched SNI) that can use the TLS certificate stored in the Secret. |
+| secret                    | object | Definition of the Secret related to the current `ApisixTls` object.                     |
+| secret.name               | string | Name of the Secret related to the current `ApisixTls` object.                           |
+| secret.namespace          | string | Namespace of the Secret related to the current `ApisixTls` object.                      |
+| client                    | object | Configuration for the certificate provided by the client.                               |
+| client.caSecret           | object | Definition of the Secret related to the certificate.                                    |
+| client.caSecret.name      | string | Name of the Secret related to the certificate provided by the client.                   |
+| client.caSecret.namespace | string | Namespace of the Secret related to the certificate.                                     |
+| client.depth              | int    | The maximum length of the certificate chain.                                            |
diff --git a/docs/en/latest/references/apisix_tls_v2beta3.md b/docs/en/latest/references/apisix_tls_v2beta3.md
index 6759d5d8d0..c507e3e590 100644
--- a/docs/en/latest/references/apisix_tls_v2beta3.md
+++ b/docs/en/latest/references/apisix_tls_v2beta3.md
@@ -1,7 +1,11 @@
 ---
-title: ApisixTls/v2beta3 Reference
+title: ApisixTls/v2beta3
+keywords:
+  - APISIX ingress
+  - Apache APISIX
+  - ApisixTls
+description: Reference for ApisixTls/v2beta3 custom Kubernetes resource.
 ---
-
 <!--
 #
 # Licensed to the Apache Software Foundation (ASF) under one or more
@@ -21,14 +25,20 @@ title: ApisixTls/v2beta3 Reference
 #
 -->
 
-|     Field                     |  Type    | Description                                                                                                   |
-|-------------------------------|----------|---------------------------------------------------------------------------------------------------------------|
-| hosts                         | array    | The domain list to identify which hosts (matched with SNI) can use the TLS certificate stored in the Secret.  |
-| secret                        | object   | The definition of the related Secret object with current ApisixTls object.                                    |
-| secret.name                   | string   | The name of the related Secret object with current ApisixTls object.                                          |
-| secret.namespace              | string   | The namespace of the related Secret object with current ApisixTls object.                                     |
-| client                        | object   | The configuration of the certificate provided by the client.                                                  |
-| client.caSecret               | object   | The definition of the related Secret object with the certificate provided by the client.                      |
-| client.caSecret.name          | string   | The name of the related Secret object with the certificate provided by the client.                            |
-| client.caSecret.namespace     | string   | The namespace of the related Secret object with the certificate provided by the client.                       |
-| client.depth                  | int      | The max certificate of chain length.                                                                          |
+See [concepts](https://apisix.apache.org/docs/ingress-controller/concepts/apisix_tls) to learn more about how to use the ApisixTls resource.
+
+## Spec
+
+See the [definition](https://github.com/apache/apisix-ingress-controller/blob/master/samples/deploy/crd/v1/ApisixTls.yaml) on GitHub.
+
+| Attribute                 | Type   | Description                                                                             |
+|---------------------------|--------|-----------------------------------------------------------------------------------------|
+| hosts                     | array  | List of hosts (with matched SNI) that can use the TLS certificate stored in the Secret. |
+| secret                    | object | Definition of the Secret related to the current `ApisixTls` object.                     |
+| secret.name               | string | Name of the Secret related to the current `ApisixTls` object.                           |
+| secret.namespace          | string | Namespace of the Secret related to the current `ApisixTls` object.                      |
+| client                    | object | Configuration for the certificate provided by the client.                               |
+| client.caSecret           | object | Definition of the Secret related to the certificate.                                    |
+| client.caSecret.name      | string | Name of the Secret related to the certificate provided by the client.                   |
+| client.caSecret.namespace | string | Namespace of the Secret related to the certificate.                                     |
+| client.depth              | int    | The maximum length of the certificate chain.                                            |