From 2a088ac69f3c2fd8efc67d1cf8595a7c8f1b0fc2 Mon Sep 17 00:00:00 2001
From: Mark <mark@dynamsoft.com>
Date: Wed, 4 Feb 2026 14:18:05 +0800
Subject: [PATCH] fix module name and updates for v3.4.1000

---
 .../localized-text-lines-unit.md              | 125 ++++++++++++++++
 .../localized-text-lines-unit.md              | 112 +++++++++++++++
 .../localized-text-lines-unit.md              | 110 +++++++++++++-
 .../buffered-character-item-set.md            |   2 +-
 .../api-reference/buffered-character-item.md  |   2 +-
 .../python/api-reference/character-cluster.md |   2 +-
 .../python/api-reference/character-result.md  |   2 +-
 .../api-reference/label-recognizer-module.md  |   2 +-
 .../localized-text-line-element.md            |   2 +-
 .../localized-text-lines-unit.md              | 135 +++++++++++++++++-
 .../python/api-reference/raw-text-line.md     |   2 +-
 .../api-reference/raw-text-lines-unit.md      |   2 +-
 .../recognized-text-line-element.md           |   2 +-
 .../recognized-text-lines-result.md           |   2 +-
 .../recognized-text-lines-unit.md             |   2 +-
 .../api-reference/text-line-result-item.md    |   2 +-
 16 files changed, 490 insertions(+), 16 deletions(-)

diff --git a/programming/cplusplus/api-reference/localized-text-lines-unit.md b/programming/cplusplus/api-reference/localized-text-lines-unit.md
index 5bbcae2..e5ece84 100644
--- a/programming/cplusplus/api-reference/localized-text-lines-unit.md
+++ b/programming/cplusplus/api-reference/localized-text-lines-unit.md
@@ -36,6 +36,12 @@ class CLocalizedTextLinesUnit : public CIntermediateResultUnit
 | [`RemoveLocalizedTextLine`](#removelocalizedtextline) | Removes the localized text line at the specified index.|
 | [`AddLocalizedTextLine`](#addlocalizedtextline) | Adds a localized text line.|
 | [`SetLocalizedTextLine`](#setlocalizedtextline) | Sets the localized text line at the specified index.|
+| [`GetAuxiliaryRegionElementsCount`](#getauxiliaryregionelementscount) | Gets the count of auxiliary region elements in this unit.|
+| [`GetAuxiliaryRegionElement`](#getauxiliaryregionelement) | Gets the auxiliary region element at the specified index.|
+| [`SetAuxiliaryRegionElement`](#setauxiliaryregionelement) | Sets or replaces the auxiliary region element at the specified index.|
+| [`AddAuxiliaryRegionElement`](#addauxiliaryregionelement) | Adds a new auxiliary region element to this unit.|
+| [`RemoveAuxiliaryRegionElement`](#removeauxiliaryregionelement) | Removes the auxiliary region element at the specified index.|
+| [`RemoveAllAuxiliaryRegionElements`](#removeallauxiliaryregionelements) | Removes all auxiliary region elements from this unit.|
 | **Methods Inherited from [CIntermediateResultUnit]({{ site.dcvb_cpp_api }}core/intermediate-results/intermediate-result-unit.html):** | |
 | [`GetHashId`]({{ site.dcvb_cpp_api }}core/intermediate-results/intermediate-result-unit.html#gethashid) | Gets the hash ID of the unit.|
 | [`GetOriginalImageHashId`]({{ site.dcvb_cpp_api }}core/intermediate-results/intermediate-result-unit.html#getoriginalimagehashid) | Gets the hash ID of the original image. |
@@ -155,3 +161,122 @@ virtual int SetLocalizedTextLine(int index, const CLocalizedTextLineElement* ele
 **Return value**
 
 Returns 0 if successful, otherwise returns a negative value.
+
+### GetAuxiliaryRegionElementsCount
+
+Gets the count of auxiliary region elements in this unit.
+
+```cpp
+virtual int GetAuxiliaryRegionElementsCount() const = 0;
+```
+
+**Return value**
+
+Returns the number of auxiliary region elements.
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### GetAuxiliaryRegionElement
+
+Gets the auxiliary region element at the specified index.
+
+```cpp
+virtual const CAuxiliaryRegionElement* GetAuxiliaryRegionElement(int index) const = 0;
+```
+
+**Parameters**
+
+`[in] index` The zero-based index of the auxiliary region element to retrieve.
+
+**Return value**
+
+Returns a pointer to the `CAuxiliaryRegionElement` object, or NULL if the index is out of range.
+
+**See Also**
+
+[CAuxiliaryRegionElement]({{ site.dcvb_cpp_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### SetAuxiliaryRegionElement
+
+Sets or replaces the auxiliary region element at the specified index.
+
+```cpp
+virtual int SetAuxiliaryRegionElement(int index, const CAuxiliaryRegionElement* element, const double matrixToOriginalImage[9] = IDENTITY_MATRIX) = 0;
+```
+
+**Parameters**
+
+`[in] index` The zero-based index where the element should be set.
+
+`[in] element` The auxiliary region element to set.
+
+`[in] matrixToOriginalImage` The transformation matrix from the current image to the original image.
+
+**Return value**
+
+Returns 0 if successful, otherwise returns an error code.
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### AddAuxiliaryRegionElement
+
+Adds a new auxiliary region element to this unit.
+
+```cpp
+virtual int AddAuxiliaryRegionElement(const CAuxiliaryRegionElement* element, const double matrixToOriginalImage[9] = IDENTITY_MATRIX) = 0;
+```
+
+**Parameters**
+
+`[in] element` The auxiliary region element to add.
+
+`[in] matrixToOriginalImage` The transformation matrix from the current image to the original image.
+
+**Return value**
+
+Returns 0 if successful, otherwise returns an error code.
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### RemoveAuxiliaryRegionElement
+
+Removes the auxiliary region element at the specified index.
+
+```cpp
+virtual int RemoveAuxiliaryRegionElement(int index) = 0;
+```
+
+**Parameters**
+
+`[in] index` The zero-based index of the auxiliary region element to remove.
+
+**Return value**
+
+Returns 0 if successful, otherwise returns an error code.
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### RemoveAllAuxiliaryRegionElements
+
+Removes all auxiliary region elements from this unit.
+
+```cpp
+virtual void RemoveAllAuxiliaryRegionElements() = 0;
+```
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
diff --git a/programming/dotnet/api-reference/localized-text-lines-unit.md b/programming/dotnet/api-reference/localized-text-lines-unit.md
index 338cccf..54c879f 100644
--- a/programming/dotnet/api-reference/localized-text-lines-unit.md
+++ b/programming/dotnet/api-reference/localized-text-lines-unit.md
@@ -34,6 +34,11 @@ class LocalizedTextLinesUnit : IntermediateResultUnit, IEnumerable<LocalizedText
 | [`RemoveLocalizedTextLine`](#removelocalizedtextline) | Removes the localized text line at the specified index.|
 | [`AddLocalizedTextLine`](#addlocalizedtextline) | Adds a localized text line.|
 | [`SetLocalizedTextLine`](#setlocalizedtextline) | Sets the localized text line at the specified index.|
+| [`GetAuxiliaryRegionElements`](#getauxiliaryregionelements) | Gets all auxiliary region elements. |
+| [`SetAuxiliaryRegionElement`](#setauxiliaryregionelement) | Sets the auxiliary region element at the specified index. |
+| [`AddAuxiliaryRegionElement`](#addauxiliaryregionelement) | Adds a new auxiliary region element to this unit. |
+| [`RemoveAuxiliaryRegionElement`](#removeauxiliaryregionelement) | Removes the auxiliary region element at the specified index. |
+| [`RemoveAllAuxiliaryRegionElements`](#removeallauxiliaryregionelements) | Removes all auxiliary region elements from this unit. |
 
 ### GetCount
 
@@ -152,3 +157,110 @@ Returns 0 if successful, otherwise returns a negative value.
 **See Also**
 
 [LocalizedTextLineElement]({{ site.dlr_dotnet_api }}localized-text-line-element.html)
+
+### GetAuxiliaryRegionElements
+
+Gets all auxiliary region elements.
+
+```csharp
+AuxiliaryRegionElement[] GetAuxiliaryRegionElements()
+```
+
+**Return value**
+
+Returns an array of `AuxiliaryRegionElement` objects.
+
+**See Also**
+
+[AuxiliaryRegionElement]({{ site.dcvb_dotnet_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### SetAuxiliaryRegionElement
+
+Sets or replaces the auxiliary region element at the specified index.
+
+```csharp
+int SetAuxiliaryRegionElement(int index, AuxiliaryRegionElement element, double[] matrixToOriginalImage)
+```
+
+**Parameters**
+
+`[in] index` The zero-based index where the element should be set.
+
+`[in] element` The auxiliary region element to set.
+
+`[in] matrixToOriginalImage` The transformation matrix from the current image to the original image.
+
+**Return value**
+
+Returns 0 if successful, otherwise returns a negative value.
+
+**See Also**
+
+[AuxiliaryRegionElement]({{ site.dcvb_dotnet_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### AddAuxiliaryRegionElement
+
+Adds a new auxiliary region element to this unit.
+
+```csharp
+int AddAuxiliaryRegionElement(AuxiliaryRegionElement element, double[] matrixToOriginalImage)
+```
+
+**Parameters**
+
+`[in] element` The auxiliary region element to add.
+
+`[in] matrixToOriginalImage` The transformation matrix from the current image to the original image.
+
+**Return value**
+
+Returns 0 if successful, otherwise returns a negative value.
+
+**See Also**
+
+[AuxiliaryRegionElement]({{ site.dcvb_dotnet_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### RemoveAuxiliaryRegionElement
+
+Removes the auxiliary region element at the specified index.
+
+```csharp
+int RemoveAuxiliaryRegionElement(int index)
+```
+
+**Parameters**
+
+`[in] index` The zero-based index of the auxiliary region element to remove.
+
+**Return value**
+
+Returns 0 if successful, otherwise returns a negative value.
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### RemoveAllAuxiliaryRegionElements
+
+Removes all auxiliary region elements from this unit.
+
+```csharp
+void RemoveAllAuxiliaryRegionElements()
+```
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
diff --git a/programming/java/api-reference/localized-text-lines-unit.md b/programming/java/api-reference/localized-text-lines-unit.md
index a69e5e0..4adde78 100644
--- a/programming/java/api-reference/localized-text-lines-unit.md
+++ b/programming/java/api-reference/localized-text-lines-unit.md
@@ -30,6 +30,11 @@ public class LocalizedTextLinesUnit extends IntermediateResultUnit
 | [`removeLocalizedTextLine`](#removelocalizedtextline) | Removes the localized text line at the specified index.|
 | [`addLocalizedTextLine`](#addlocalizedtextline) | Adds a localized text line.|
 | [`setLocalizedTextLine`](#setlocalizedtextline) | Sets the localized text line at the specified index.|
+| [`getAuxiliaryRegionElements`](#getauxiliaryregionelements) | Gets all auxiliary region elements. |
+| [`setAuxiliaryRegionElement`](#setauxiliaryregionelement) | Sets the auxiliary region element at the specified index. |
+| [`addAuxiliaryRegionElement`](#addauxiliaryregionelement) | Adds a new auxiliary region element to this unit. |
+| [`removeAuxiliaryRegionElement`](#removeauxiliaryregionelement) | Removes the auxiliary region element at the specified index. |
+| [`removeAllAuxiliaryRegionElements`](#removeallauxiliaryregionelements) | Removes all auxiliary region elements from this unit. |
 
 ### getCount
 
@@ -148,12 +153,111 @@ public void setLocalizedTextLine(int index, LocalizedTextLineElement element, do
 
 [LocalizedTextLineElement]({{ site.dlr_java_api }}localized-text-line-element.html)
 
-`matrix_to_original_image` The matrix to original image.
+### getAuxiliaryRegionElements
+
+Gets all auxiliary region elements.
+
+```java
+public AuxiliaryRegionElement[] getAuxiliaryRegionElements()
+```
 
 **Return value**
 
-Returns 0 if successful, otherwise returns a negative value.
+Returns an array of `AuxiliaryRegionElement` objects.
 
 **See Also**
 
-[LocalizedTextLineElement]({{ site.dlr_java_api }}localized-text-line-element.html)
+[AuxiliaryRegionElement]({{ site.dcvb_java_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### setAuxiliaryRegionElement
+
+Sets or replaces the auxiliary region element at the specified index.
+
+```java
+public void setAuxiliaryRegionElement(int index, AuxiliaryRegionElement element) throws LabelRecognizerException
+public void setAuxiliaryRegionElement(int index, AuxiliaryRegionElement element, double[] matrixToOriginalImage) throws LabelRecognizerException
+```
+
+**Parameters**
+
+`index` The zero-based index where the element should be set.
+
+`element` The auxiliary region element to set.
+
+`matrixToOriginalImage` The transformation matrix from the current image to the original image (optional).
+
+**Exceptions**
+
+[`LabelRecognizerException`]({{ site.dlr_java_api }}label-recognizer-exception.html)
+
+**See Also**
+
+[AuxiliaryRegionElement]({{ site.dcvb_java_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### addAuxiliaryRegionElement
+
+Adds a new auxiliary region element to this unit.
+
+```java
+public void addAuxiliaryRegionElement(AuxiliaryRegionElement element) throws LabelRecognizerException
+public void addAuxiliaryRegionElement(AuxiliaryRegionElement element, double[] matrixToOriginalImage) throws LabelRecognizerException
+```
+
+**Parameters**
+
+`element` The auxiliary region element to add.
+
+`matrixToOriginalImage` The transformation matrix from the current image to the original image (optional).
+
+**Exceptions**
+
+[`LabelRecognizerException`]({{ site.dlr_java_api }}label-recognizer-exception.html)
+
+**See Also**
+
+[AuxiliaryRegionElement]({{ site.dcvb_java_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### removeAuxiliaryRegionElement
+
+Removes the auxiliary region element at the specified index.
+
+```java
+public void removeAuxiliaryRegionElement(int index) throws LabelRecognizerException
+```
+
+**Parameters**
+
+`index` The zero-based index of the auxiliary region element to remove.
+
+**Exceptions**
+
+[`LabelRecognizerException`]({{ site.dlr_java_api }}label-recognizer-exception.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### removeAllAuxiliaryRegionElements
+
+Removes all auxiliary region elements from this unit.
+
+```java
+public void removeAllAuxiliaryRegionElements()
+```
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
diff --git a/programming/python/api-reference/buffered-character-item-set.md b/programming/python/api-reference/buffered-character-item-set.md
index 92c8629..3dd6c0f 100644
--- a/programming/python/api-reference/buffered-character-item-set.md
+++ b/programming/python/api-reference/buffered-character-item-set.md
@@ -11,7 +11,7 @@ The `BufferedCharacterItemSet` class represents a collection of buffered charact
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class BufferedCharacterItemSet
diff --git a/programming/python/api-reference/buffered-character-item.md b/programming/python/api-reference/buffered-character-item.md
index 4cd0c49..8d64fc5 100644
--- a/programming/python/api-reference/buffered-character-item.md
+++ b/programming/python/api-reference/buffered-character-item.md
@@ -11,7 +11,7 @@ The `BufferedCharacterItem` class represents a buffered character item. Each buf
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class BufferedCharacterItem
diff --git a/programming/python/api-reference/character-cluster.md b/programming/python/api-reference/character-cluster.md
index 8fbc6c7..b034748 100644
--- a/programming/python/api-reference/character-cluster.md
+++ b/programming/python/api-reference/character-cluster.md
@@ -11,7 +11,7 @@ The `CharacterCluster` class represents a character cluster generated from the b
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class CharacterCluster
diff --git a/programming/python/api-reference/character-result.md b/programming/python/api-reference/character-result.md
index b8910b4..5e486cb 100644
--- a/programming/python/api-reference/character-result.md
+++ b/programming/python/api-reference/character-result.md
@@ -11,7 +11,7 @@ The `CharacterResult` class represents the result of a character recognition pro
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class CharacterResult
diff --git a/programming/python/api-reference/label-recognizer-module.md b/programming/python/api-reference/label-recognizer-module.md
index 6cb5fd2..9341c58 100644
--- a/programming/python/api-reference/label-recognizer-module.md
+++ b/programming/python/api-reference/label-recognizer-module.md
@@ -13,7 +13,7 @@ The `LabelRecognizerModule` class defines general functions in the label recogni
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class LabelRecognizerModule
diff --git a/programming/python/api-reference/localized-text-line-element.md b/programming/python/api-reference/localized-text-line-element.md
index 38c265e..5fadc35 100644
--- a/programming/python/api-reference/localized-text-line-element.md
+++ b/programming/python/api-reference/localized-text-line-element.md
@@ -11,7 +11,7 @@ The `LocalizedTextLineElement` class represents a localized text line element. I
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class LocalizedTextLineElement(RegionObjectElement)
diff --git a/programming/python/api-reference/localized-text-lines-unit.md b/programming/python/api-reference/localized-text-lines-unit.md
index 8b4c037..623d2db 100644
--- a/programming/python/api-reference/localized-text-lines-unit.md
+++ b/programming/python/api-reference/localized-text-lines-unit.md
@@ -11,7 +11,7 @@ The `LocalizedTextLinesUnit` class represents a unit that contains localized tex
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class LocalizedTextLinesUnit(IntermediateResultUnit)
@@ -29,6 +29,12 @@ class LocalizedTextLinesUnit(IntermediateResultUnit)
 | [`remove_localized_text_line`](#remove_localized_text_line) | Removes the localized text line at the specified index.|
 | [`add_localized_text_line`](#add_localized_text_line) | Adds a localized text line.|
 | [`set_localized_text_line`](#set_localized_text_line) | Sets the localized text line at the specified index.|
+| [`get_auxiliary_region_elements_count`](#get_auxiliary_region_elements_count) | Gets the count of auxiliary region elements in the unit. |
+| [`get_auxiliary_region_element`](#get_auxiliary_region_element) | Gets the auxiliary region element at the specified index. |
+| [`set_auxiliary_region_element`](#set_auxiliary_region_element) | Sets the auxiliary region element at the specified index. |
+| [`add_auxiliary_region_element`](#add_auxiliary_region_element) | Adds a new auxiliary region element to this unit. |
+| [`remove_auxiliary_region_element`](#remove_auxiliary_region_element) | Removes the auxiliary region element at the specified index. |
+| [`remove_all_auxiliary_region_elements`](#remove_all_auxiliary_region_elements) | Removes all auxiliary region elements from this unit. |
 
 ### get_count
 
@@ -131,3 +137,130 @@ Returns 0 if successful, otherwise returns a negative value.
 **See Also**
 
 [LocalizedTextLineElement]({{ site.dlr_python_api }}localized-text-line-element.html)
+
+### get_auxiliary_region_elements_count
+
+Gets the count of auxiliary region elements in the unit.
+
+```python
+def get_auxiliary_region_elements_count(self) -> int:
+```
+
+**Return value**
+
+Returns the number of auxiliary region elements.
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### get_auxiliary_region_element
+
+Gets the auxiliary region element at the specified index.
+
+```python
+def get_auxiliary_region_element(self, index: int) -> AuxiliaryRegionElement:
+```
+
+**Parameters**
+
+`index` The zero-based index of the auxiliary region element to retrieve.
+
+**Return value**
+
+Returns an `AuxiliaryRegionElement` object, or `None` if the index is out of range.
+
+**See Also**
+
+[AuxiliaryRegionElement]({{ site.dcvb_python_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### set_auxiliary_region_element
+
+Sets or replaces the auxiliary region element at the specified index.
+
+```python
+def set_auxiliary_region_element(self, index: int, element: AuxiliaryRegionElement, matrix_to_original_image: List[float] = IDENTITY_MATRIX) -> int:
+```
+
+**Parameters**
+
+`index` The zero-based index where the element should be set.
+
+`element` The auxiliary region element to set.
+
+`matrix_to_original_image` The transformation matrix from the current image to the original image.
+
+**Return value**
+
+Returns 0 if successful, otherwise returns a negative value.
+
+**See Also**
+
+[AuxiliaryRegionElement]({{ site.dcvb_python_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### add_auxiliary_region_element
+
+Adds a new auxiliary region element to this unit.
+
+```python
+def add_auxiliary_region_element(self, element: AuxiliaryRegionElement, matrix_to_original_image: List[float] = IDENTITY_MATRIX) -> int:
+```
+
+**Parameters**
+
+`element` The auxiliary region element to add.
+
+`matrix_to_original_image` The transformation matrix from the current image to the original image.
+
+**Return value**
+
+Returns 0 if successful, otherwise returns a negative value.
+
+**See Also**
+
+[AuxiliaryRegionElement]({{ site.dcvb_python_api }}core/intermediate-results/auxiliary-region-element.html)
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### remove_auxiliary_region_element
+
+Removes the auxiliary region element at the specified index.
+
+```python
+def remove_auxiliary_region_element(self, index: int) -> int:
+```
+
+**Parameters**
+
+`index` The zero-based index of the auxiliary region element to remove.
+
+**Return value**
+
+Returns 0 if successful, otherwise returns a negative value.
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
+### remove_all_auxiliary_region_elements
+
+Removes all auxiliary region elements from this unit.
+
+```python
+def remove_all_auxiliary_region_elements(self) -> None:
+```
+
+**Remarks**
+
+Introduced in Dynamsoft Capture Vision version 3.4.1000.
+
diff --git a/programming/python/api-reference/raw-text-line.md b/programming/python/api-reference/raw-text-line.md
index a17c681..9c43da4 100644
--- a/programming/python/api-reference/raw-text-line.md
+++ b/programming/python/api-reference/raw-text-line.md
@@ -15,7 +15,7 @@ The class `RawTextLine` represents a recognized raw text line in an image. It ca
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class RawTextLine
diff --git a/programming/python/api-reference/raw-text-lines-unit.md b/programming/python/api-reference/raw-text-lines-unit.md
index 2ae6516..a5399f4 100644
--- a/programming/python/api-reference/raw-text-lines-unit.md
+++ b/programming/python/api-reference/raw-text-lines-unit.md
@@ -11,7 +11,7 @@ The `RawTextLinesUnit` class represents an intermediate result unit containing r
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class RawTextLinesUnit(IntermediateResultUnit)
diff --git a/programming/python/api-reference/recognized-text-line-element.md b/programming/python/api-reference/recognized-text-line-element.md
index 18149d8..57b51c8 100644
--- a/programming/python/api-reference/recognized-text-line-element.md
+++ b/programming/python/api-reference/recognized-text-line-element.md
@@ -11,7 +11,7 @@ The `RecognizedTextLineElement` class represents a line of recognized text in an
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class RecognizedTextLineElement(RegionObjectElement)
diff --git a/programming/python/api-reference/recognized-text-lines-result.md b/programming/python/api-reference/recognized-text-lines-result.md
index 75931f8..4fc2401 100644
--- a/programming/python/api-reference/recognized-text-lines-result.md
+++ b/programming/python/api-reference/recognized-text-lines-result.md
@@ -11,7 +11,7 @@ The `RecognizedTextLinesResult` class represents the result of a text recognitio
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class RecognizedTextLinesResult
diff --git a/programming/python/api-reference/recognized-text-lines-unit.md b/programming/python/api-reference/recognized-text-lines-unit.md
index 39cd490..704056a 100644
--- a/programming/python/api-reference/recognized-text-lines-unit.md
+++ b/programming/python/api-reference/recognized-text-lines-unit.md
@@ -11,7 +11,7 @@ The `RecognizedTextLinesUnit` class represents an intermediate result unit conta
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 ```python
 class RecognizedTextLinesUnit(IntermediateResultUnit)
diff --git a/programming/python/api-reference/text-line-result-item.md b/programming/python/api-reference/text-line-result-item.md
index c5cf143..685c852 100644
--- a/programming/python/api-reference/text-line-result-item.md
+++ b/programming/python/api-reference/text-line-result-item.md
@@ -11,7 +11,7 @@ The `TextLineResultItem` class represents a text line result item recognized by
 
 ## Definition
 
-*Module:* dynamsoft_label_recognizer
+*Module:* dlr
 
 *Inheritance:* [CapturedResultItem]({{ site.dcvb_python_api }}core/basic-classes/captured-result-item.html) -> TextLineResultItem