diff --git a/doc/ProductSearch.md b/doc/ProductSearch.md
index fc9f230..cda0085 100644
--- a/doc/ProductSearch.md
+++ b/doc/ProductSearch.md
@@ -6,7 +6,7 @@ With the release of ViSenze's Catalog system, ViSearch Android SDK will now incl
 - Aggregate search results on a product level instead of image level
 - Consistent data type in API response with Catalog’s schema
 
-> Current stable version: 2.3.1
+> Current stable version: 2.3.2
 
 > Minimum Android SDK Version: API 9, Android 2.3
 
@@ -65,12 +65,12 @@ include the dependency in your project using gradle. Please change the version t
 
 ```gradle
 implementation 'com.github.visenze:visenze-tracking-android:0.2.3'
-implementation 'com.github.visenze:visearch-sdk-android:2.3.1'
+implementation 'com.github.visenze:visearch-sdk-android:2.3.2'
 ```
 
 ### 1.3 Add User Permissions
 
-Our SDK additionally needs these user permissions to work. Add the following declarations to the `AndroidManifest.xml` file.
+Our SDK additionally needs these user permissions to work. Add the following declarations to the `AndroidManifest.xml` file. Note that camera permission is optional.
 
 ```xml
 <?xml version="1.0" encoding="utf-8"?>
diff --git a/doc/ViSearch.md b/doc/ViSearch.md
index f3e918e..b85b3f1 100644
--- a/doc/ViSearch.md
+++ b/doc/ViSearch.md
@@ -4,7 +4,7 @@ ViSearch is an API that provides accurate, reliable and scalable image search. V
 
 The ViSearch Android SDK is an open source software to provide easy integration of ViSearch Search API with your Android mobile applications. It provides three search methods based on the ViSearch Search API - pre-indexed search, color search and upload search. For source code and references, please visit the [Github Repository](https://github.com/visenze/visearch-sdk-android).
 
->Current stable version: 2.3.1
+>Current stable version: 2.3.2
 
 >Minimum Android SDK Version: API 9, Android 2.3
 
@@ -81,7 +81,7 @@ include the dependency in your project using gradle. Please change the version t
 
 ```gradle
 implementation 'com.github.visenze:visenze-tracking-android:0.2.3'
-implementation 'com.github.visenze:visearch-sdk-android:2.3.1'
+implementation 'com.github.visenze:visearch-sdk-android:2.3.2'
 ```
 
 ### 1.3 Add User Permissions
diff --git a/visearch-android/build.gradle b/visearch-android/build.gradle
index e4accc7..550f317 100644
--- a/visearch-android/build.gradle
+++ b/visearch-android/build.gradle
@@ -5,8 +5,8 @@ plugins {
 
 def versionMajor = 2
 def versionMinor = 3
-def versionPatch = 1
-version = '2.3.1'
+def versionPatch = 2
+version = '2.3.2'
 
 android {
     compileSdkVersion 29
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/BaseSearchParams.java b/visearch-android/src/main/java/com/visenze/visearch/android/BaseSearchParams.java
index af140f5..95e35e5 100644
--- a/visearch-android/src/main/java/com/visenze/visearch/android/BaseSearchParams.java
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/BaseSearchParams.java
@@ -38,6 +38,8 @@ public class BaseSearchParams {
 
     private String sortBy;
 
+    private String strategyId;
+
     /**
      * The default sets limit at 10 and page at 1, other basic parameters are set as null
      */
@@ -171,6 +173,10 @@ public BaseSearchParams setSortBy(String sortBy) {
         return this;
     }
 
+    public BaseSearchParams setStrategyId(String strategyId) {
+        this.strategyId = strategyId;
+        return this;
+    }
 
     /**
      * Get the sortBy value
@@ -317,6 +323,10 @@ public Integer getFacetsLimit() {
         return facetsLimit;
     }
 
+    public String getStrategyId() {
+        return strategyId;
+    }
+
     public Map<String, List<String> > toMap() {
         Map<String, List<String> > map = new HashMap<String, List<String> >();
 
@@ -352,6 +362,10 @@ public Map<String, List<String> > toMap() {
             putStringInMap(map, "sort_by", sortBy);
         }
 
+        if (strategyId != null) {
+            putStringInMap(map, "strategy_id", strategyId);
+        }
+
         if (custom != null && custom.size() > 0) {
             for (String key : custom.keySet()) {
                 putStringInMap(map, key, custom.get(key));
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/IdSearchParams.java b/visearch-android/src/main/java/com/visenze/visearch/android/IdSearchParams.java
index 0883ad4..d3b0ed3 100644
--- a/visearch-android/src/main/java/com/visenze/visearch/android/IdSearchParams.java
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/IdSearchParams.java
@@ -26,6 +26,8 @@ public class IdSearchParams extends SearchParams {
     private Boolean useSetBasedCtl;
     private Boolean showBestProductImages;
 
+    private List<String> box;
+
     public IdSearchParams() {
         super();
     }
@@ -116,6 +118,22 @@ public void setUseSetBasedCtl(Boolean useSetBasedCtl) {
         this.useSetBasedCtl = useSetBasedCtl;
     }
 
+    public Boolean getShowBestProductImages() {
+        return showBestProductImages;
+    }
+
+    public void setShowBestProductImages(Boolean showBestProductImages) {
+        this.showBestProductImages = showBestProductImages;
+    }
+
+    public List<String> getBox() {
+        return box;
+    }
+
+    public void setBox(List<String> box) {
+        this.box = box;
+    }
+
     @Override
     public Map<String, List<String> > toMap() {
         Map<String, List<String> > map = super.toMap();
@@ -153,6 +171,10 @@ public Map<String, List<String> > toMap() {
             putStringInMap(map, "show_best_product_images", showBestProductImages.toString());
         }
 
+        if (box != null && box.size() > 0) {
+            map.put("box" , box);
+        }
+
         return map;
     }
 
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/ProductSearchByIdParams.java b/visearch-android/src/main/java/com/visenze/visearch/android/ProductSearchByIdParams.java
index 4ea4c4d..123fa6e 100644
--- a/visearch-android/src/main/java/com/visenze/visearch/android/ProductSearchByIdParams.java
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/ProductSearchByIdParams.java
@@ -3,6 +3,8 @@
 import com.google.gson.annotations.Expose;
 import com.google.gson.annotations.SerializedName;
 
+import java.util.List;
+
 public class ProductSearchByIdParams extends BaseProductSearchParams {
 
     @Expose(deserialize = false, serialize = false)
@@ -29,6 +31,10 @@ public class ProductSearchByIdParams extends BaseProductSearchParams {
     @SerializedName("show_best_product_images")
     private Boolean showBestProductImages;
 
+    @SerializedName("box")
+    @Expose(deserialize = false, serialize = false)
+    private List<String> box;
+
     public String getProductId() {
         return productId;
     }
@@ -93,6 +99,14 @@ public void setShowBestProductImages(Boolean showBestProductImages) {
         this.showBestProductImages = showBestProductImages;
     }
 
+    public List<String> getBox() {
+        return box;
+    }
+
+    public void setBox(List<String> box) {
+        this.box = box;
+    }
+
     public ProductSearchByIdParams(String productId) {
         this.productId = productId;
     }
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/ResultList.java b/visearch-android/src/main/java/com/visenze/visearch/android/ResultList.java
index ef24db3..db40a6e 100644
--- a/visearch-android/src/main/java/com/visenze/visearch/android/ResultList.java
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/ResultList.java
@@ -1,6 +1,7 @@
 package com.visenze.visearch.android;
 
 import com.visenze.visearch.android.model.Facet;
+import com.visenze.visearch.android.model.GroupSearchResult;
 import com.visenze.visearch.android.model.ImageResult;
 import com.visenze.visearch.android.model.ObjectResult;
 import com.visenze.visearch.android.model.ProductType;
@@ -58,6 +59,8 @@ public class ResultList {
 
     private List<SetInfo> setInfoList;
 
+    private List<GroupSearchResult> groupResults;
+
     public ResultList() {
         imageResult = new ArrayList<ImageResult>();
         queryInfo = new HashMap<String, String>();
@@ -252,4 +255,12 @@ public List<SetInfo> getSetInfoList() {
     public void setSetInfoList(List<SetInfo> setInfoList) {
         this.setInfoList = setInfoList;
     }
+
+    public List<GroupSearchResult> getGroupResults() {
+        return groupResults;
+    }
+
+    public void setGroupResults(List<GroupSearchResult> groupResults) {
+        this.groupResults = groupResults;
+    }
 }
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/model/GroupProductResult.java b/visearch-android/src/main/java/com/visenze/visearch/android/model/GroupProductResult.java
new file mode 100644
index 0000000..5aade2a
--- /dev/null
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/model/GroupProductResult.java
@@ -0,0 +1,30 @@
+package com.visenze.visearch.android.model;
+
+import com.google.gson.annotations.SerializedName;
+
+import java.util.List;
+
+public class GroupProductResult {
+
+    @SerializedName("group_by_value")
+    private String groupByValue;
+
+    @SerializedName("result")
+    private List<Product> products;
+
+    public String getGroupByValue() {
+        return groupByValue;
+    }
+
+    public void setGroupByValue(String groupByValue) {
+        this.groupByValue = groupByValue;
+    }
+
+    public List<Product> getProducts() {
+        return products;
+    }
+
+    public void setProducts(List<Product> products) {
+        this.products = products;
+    }
+}
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/model/GroupSearchResult.java b/visearch-android/src/main/java/com/visenze/visearch/android/model/GroupSearchResult.java
new file mode 100644
index 0000000..62dc37e
--- /dev/null
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/model/GroupSearchResult.java
@@ -0,0 +1,30 @@
+package com.visenze.visearch.android.model;
+
+import com.google.gson.annotations.SerializedName;
+
+import java.util.List;
+
+public class GroupSearchResult {
+
+    @SerializedName("result")
+    private List<ImageResult> result;
+
+    @SerializedName("group_by_value")
+    private String groupByValue;
+
+    public List<ImageResult> getResult() {
+        return result;
+    }
+
+    public void setResult(List<ImageResult> result) {
+        this.result = result;
+    }
+
+    public String getGroupByValue() {
+        return groupByValue;
+    }
+
+    public void setGroupByValue(String groupByValue) {
+        this.groupByValue = groupByValue;
+    }
+}
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/model/ObjectResult.java b/visearch-android/src/main/java/com/visenze/visearch/android/model/ObjectResult.java
index 1b3b177..3c6afdd 100644
--- a/visearch-android/src/main/java/com/visenze/visearch/android/model/ObjectResult.java
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/model/ObjectResult.java
@@ -26,6 +26,9 @@ public class ObjectResult extends ProductType {
     @SerializedName("facets")
     private List<Facet> facets;
 
+    @SerializedName("group_results")
+    private List<GroupSearchResult> groupResults;
+
     public List<ImageResult> getResult() {
         return result;
     }
@@ -81,4 +84,12 @@ public List<Facet> getFacets() {
     public void setFacets(List<Facet> facets) {
         this.facets = facets;
     }
+
+    public List<GroupSearchResult> getGroupResults() {
+        return groupResults;
+    }
+
+    public void setGroupResults(List<GroupSearchResult> groupResults) {
+        this.groupResults = groupResults;
+    }
 }
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/model/ProductObject.java b/visearch-android/src/main/java/com/visenze/visearch/android/model/ProductObject.java
index cb076f4..f58bae0 100644
--- a/visearch-android/src/main/java/com/visenze/visearch/android/model/ProductObject.java
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/model/ProductObject.java
@@ -8,6 +8,9 @@ public class ProductObject extends ProductType {
     @SerializedName("result")
     private List<Product> result;
 
+    @SerializedName("group_results")
+    private List<GroupProductResult> groupResults;
+
     @SerializedName("total")
     private Integer total;
 
@@ -81,4 +84,12 @@ public List<Facet> getFacets() {
     public void setFacets(List<Facet> facets) {
         this.facets = facets;
     }
+
+    public List<GroupProductResult> getGroupResults() {
+        return groupResults;
+    }
+
+    public void setGroupResults(List<GroupProductResult> groupResults) {
+        this.groupResults = groupResults;
+    }
 }
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/model/ProductResponse.java b/visearch-android/src/main/java/com/visenze/visearch/android/model/ProductResponse.java
index f68e50d..7178ea3 100644
--- a/visearch-android/src/main/java/com/visenze/visearch/android/model/ProductResponse.java
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/model/ProductResponse.java
@@ -25,6 +25,9 @@ public class ProductResponse {
     @SerializedName("result")
     private List<Product> products;
 
+    @SerializedName("group_results")
+    private List<GroupProductResult> groupResults;
+
     @SerializedName("objects")
     private List<ProductObject> objects;
 
@@ -212,4 +215,12 @@ public List<SetInfo> getSetInfoList() {
     public void setSetInfoList(List<SetInfo> setInfoList) {
         this.setInfoList = setInfoList;
     }
+
+    public List<GroupProductResult> getGroupResults() {
+        return groupResults;
+    }
+
+    public void setGroupResults(List<GroupProductResult> groupResults) {
+        this.groupResults = groupResults;
+    }
 }
diff --git a/visearch-android/src/main/java/com/visenze/visearch/android/model/ResponseData.java b/visearch-android/src/main/java/com/visenze/visearch/android/model/ResponseData.java
index 9e26d2f..616e670 100644
--- a/visearch-android/src/main/java/com/visenze/visearch/android/model/ResponseData.java
+++ b/visearch-android/src/main/java/com/visenze/visearch/android/model/ResponseData.java
@@ -53,6 +53,9 @@ public class ResponseData {
     @SerializedName("result")
     private List<ImageResult> results;
 
+    @SerializedName("group_results")
+    private List<GroupSearchResult> groupResults;
+
     @SerializedName("product_types")
     private List<ProductType> productTypes;
 
@@ -212,6 +215,14 @@ public List<String> getExcludedImNames() {
         return excludedImNames;
     }
 
+    public List<GroupSearchResult> getGroupResults() {
+        return groupResults;
+    }
+
+    public void setGroupResults(List<GroupSearchResult> groupResults) {
+        this.groupResults = groupResults;
+    }
+
     public ResultList getResultList() {
         ResultList resultList = new ResultList();
         if(error != null && error.length > 0) {
@@ -238,6 +249,7 @@ public ResultList getResultList() {
         resultList.setFacets(facets);
         resultList.setExcludedImNames(excludedImNames);
         resultList.setSetInfoList(setInfoList);
+        resultList.setGroupResults(groupResults);
 
         return resultList;
     }