diff --git a/lib/aspose-slides.js b/lib/aspose-slides.js
index 4426703..09e3deb 100644
--- a/lib/aspose-slides.js
+++ b/lib/aspose-slides.js
@@ -1,6 +1,7 @@
 var Utils = require('./utils');
 var path = require('path');
 var fs = require('fs');
+var qs = require('querystring');
 var AsposeStorage = require('./aspose-storage');
 
 function AsposeSlides(config) {
@@ -647,6 +648,56 @@ AsposeSlides.prototype.convert = function(fileName,saveFormat,folderName,storage
 	});
 };
 
+AsposeSlides.prototype.convertWithAdditionalSettings = function(fileName,saveFormat,settings,folderName,storageName,callback){
+
+    fileName = typeof fileName !== 'undefined' ? fileName : '';
+    saveFormat = typeof saveFormat !== 'undefined' ? saveFormat : 'pdf';
+    settings = typeof settings !== 'undefined' ? settings : '';
+    folderName = typeof folderName !== 'undefined' ? folderName : '';
+    storageName = typeof storageName !== 'undefined' ? storageName : '';
+
+    if(fileName === ''){
+        throw new Error('Filename not defined.');
+    }
+
+
+    var strURI = this.baseURI + 'slides/' + fileName;
+
+    if(folderName !== '' || storageName !== ''){
+        strURI = strURI + '?';
+
+        if(folderName !== ''){
+            strURI = strURI + 'folder=' + folderName;
+        }
+
+        if(storageName !== ''){
+            if( folderName !== '' ){
+                strURI = strURI + '&storage=' + storageName;
+            }
+            else{
+                strURI = strURI + 'storage=' + storageName;
+            }
+        }
+    }
+
+
+    if( strURI.search('\\?') > 0 ){
+        strURI = strURI + '&format=' + saveFormat;
+    }else{
+        strURI = strURI + '?format=' + saveFormat;
+    }
+
+    strURI = strURI + qs.stringify(settings);
+
+    var signedURI = Utils.Sign(strURI,this.appSID,this.appKey);
+
+    Utils.ProcessCommandContent('GET',signedURI,'',function(data){
+        if(typeof callback === 'function'){
+            callback.call(null,data);
+        }
+    });
+};
+
 AsposeSlides.prototype.convertLocalFile = function(fileStream,saveFormat,callback){
     fileStream = typeof fileStream !== 'undefined' ? fileStream : '';
     saveFormat = typeof saveFormat !== 'undefined' ? saveFormat : '';
@@ -846,6 +897,288 @@ AsposeSlides.prototype.saveSlideAs = function(fileName,saveFormat,slideNumber,fo
 	});
 };
 
+AsposeSlides.prototype.mergePresentations = function(fileName,mergeList,folderName,storageName,callback){
+
+    fileName = typeof fileName !== 'undefined' ? fileName : '';
+    folderName = typeof folderName !== 'undefined' ? folderName : '';
+    storageName = typeof storageName !== 'undefined' ? storageName : '';
+
+    if(fileName === ''){
+        throw new Error('Filename not defined.');
+    }
+
+    var strURI = this.baseURI + 'slides/' + fileName + '/merge';
+
+    if(folderName !== '' || storageName !== ''){
+        strURI = strURI + '?';
+        if(folderName !== ''){
+            strURI = strURI + 'folder=' + folderName;
+        }
+
+        if(storageName !== ''){
+            if( folderName !== '' ){
+                strURI = strURI + '&storage=' + storageName;
+            }
+            else{
+                strURI = strURI + 'storage=' + storageName;
+            }
+        }
+    }
+
+    var post_data = JSON.stringify(mergeList);
+
+    var signedURI = Utils.Sign(strURI,this.appSID,this.appKey);
+
+    Utils.ProcessCommand('PUT',signedURI,post_data,function(data){
+        if(typeof callback === 'function'){
+
+            if(data.Status === 'OK'){
+                callback.call(null,data.Document);
+            } else {
+                throw new Error(data.Status);
+            }
+        }
+    });
+};
+
+AsposeSlides.prototype.splitPresentations = function(fileName,fromSlide,toSlide,destination,saveFormat,folderName,storageName,callback){
+
+    fileName = typeof fileName !== 'undefined' ? fileName : '';
+    fromSlide = typeof fromSlide !== 'undefined' ? fromSlide : '';
+    toSlide = typeof toSlide !== 'undefined' ? toSlide : '';
+    destination = typeof destination !== 'undefined' ? destination : '';
+    saveFormat = typeof saveFormat !== 'undefined' ? saveFormat : '';
+    folderName = typeof folderName !== 'undefined' ? folderName : '';
+    storageName = typeof storageName !== 'undefined' ? storageName : '';
+
+    if(fileName === '' || fromSlide === '' || toSlide === '' ){
+        throw new Error('missing required parameters.');
+    }
+
+    var strURI = this.baseURI + 'slides/' + fileName + '/split';
+
+    if(folderName !== '' || storageName !== ''){
+        strURI = strURI + '?';
+        if(folderName !== ''){
+            strURI = strURI + 'folder=' + folderName;
+        }
+
+        if(storageName !== ''){
+            if( folderName !== '' ){
+                strURI = strURI + '&storage=' + storageName;
+            }
+            else{
+                strURI = strURI + 'storage=' + storageName;
+            }
+        }
+    }
+
+    strURI = strURI + qs.stringify({'from':fromSlide,'to':toSlide,'destFolder':destination,'format':saveFormat});
+
+    var signedURI = Utils.Sign(strURI,this.appSID,this.appKey);
+
+    Utils.ProcessCommand('POST',signedURI,'',function(data){
+        if(typeof callback === 'function'){
+
+            if(data.Status === 'OK'){
+                callback.call(null,data);
+            } else {
+                throw new Error(data.Status);
+            }
+        }
+    });
+};
+
+AsposeSlides.prototype.addSlide = function(fileName,position,folderName,storageName,callback){
+
+    fileName = typeof fileName !== 'undefined' ? fileName : '';
+    folderName = typeof folderName !== 'undefined' ? folderName : '';
+    storageName = typeof storageName !== 'undefined' ? storageName : '';
+
+    if(fileName === '' ){
+        throw new Error('missing required parameters.');
+    }
+
+    var strURI = this.baseURI + 'slides/' + fileName + '/slides';
+
+    if(folderName !== '' || storageName !== ''){
+        strURI = strURI + '?';
+        if(folderName !== ''){
+            strURI = strURI + 'folder=' + folderName;
+        }
+
+        if(storageName !== ''){
+            if( folderName !== '' ){
+                strURI = strURI + '&storage=' + storageName;
+            }
+            else{
+                strURI = strURI + 'storage=' + storageName;
+            }
+        }
+    }
+
+    if( strURI.search('\\?') > 0 ){
+        strURI = strURI + '&position=' + position;
+    }else{
+        strURI = strURI + '?position=' + position;
+    }
+
+    var signedURI = Utils.Sign(strURI,this.appSID,this.appKey);
+
+    Utils.ProcessCommand('POST',signedURI,'',function(data){
+        if(typeof callback === 'function'){
+
+            if(data.Status === 'OK'){
+                callback.call(null,data);
+            } else {
+                throw new Error(data.Status);
+            }
+        }
+    });
+};
+
+AsposeSlides.prototype.cloneSlide = function(fileName,slideNo,position,folderName,storageName,callback){
+
+    fileName = typeof fileName !== 'undefined' ? fileName : '';
+    slideNo = typeof slideNo !== 'undefined' ? slideNo : '';
+    position = typeof position !== 'undefined' ? position : '';
+    folderName = typeof folderName !== 'undefined' ? folderName : '';
+    storageName = typeof storageName !== 'undefined' ? storageName : '';
+
+    if(fileName === '' || slideNo === '' || position === ''){
+        throw new Error('missing required parameters.');
+    }
+
+    var strURI = this.baseURI + 'slides/' + fileName + '/slides';
+
+    if(folderName !== '' || storageName !== ''){
+        strURI = strURI + '?';
+        if(folderName !== ''){
+            strURI = strURI + 'folder=' + folderName;
+        }
+
+        if(storageName !== ''){
+            if( folderName !== '' ){
+                strURI = strURI + '&storage=' + storageName;
+            }
+            else{
+                strURI = strURI + 'storage=' + storageName;
+            }
+        }
+    }
+
+    if( strURI.search('\\?') > 0 ){
+        strURI = strURI + '&position=' + position + '&SlideToClone=' + slideNo;
+    }else{
+        strURI = strURI + '?position=' + position + '&SlideToClone=' + slideNo;
+    }
+
+    var signedURI = Utils.Sign(strURI,this.appSID,this.appKey);
+
+    Utils.ProcessCommand('POST',signedURI,'',function(data){
+        if(typeof callback === 'function'){
+
+            if(data.Status === 'OK'){
+                callback.call(null,data);
+            } else {
+                throw new Error(data.Status);
+            }
+        }
+    });
+};
+
+AsposeSlides.prototype.changeSlidePosition = function(fileName,oldPosition,newPosition,folderName,storageName,callback){
+
+    fileName = typeof fileName !== 'undefined' ? fileName : '';
+    oldPosition = typeof oldPosition !== 'undefined' ? oldPosition : '';
+    newPosition = typeof newPosition !== 'undefined' ? newPosition : '';
+    folderName = typeof folderName !== 'undefined' ? folderName : '';
+    storageName = typeof storageName !== 'undefined' ? storageName : '';
+
+    if(fileName === '' || oldPosition === '' || newPosition === ''){
+        throw new Error('missing required parameters.');
+    }
+
+    var strURI = this.baseURI + 'slides/' + fileName + '/slides';
+
+    if(folderName !== '' || storageName !== ''){
+        strURI = strURI + '?';
+        if(folderName !== ''){
+            strURI = strURI + 'folder=' + folderName;
+        }
+
+        if(storageName !== ''){
+            if( folderName !== '' ){
+                strURI = strURI + '&storage=' + storageName;
+            }
+            else{
+                strURI = strURI + 'storage=' + storageName;
+            }
+        }
+    }
+
+    if( strURI.search('\\?') > 0 ){
+        strURI = strURI + '&oldPosition=' + oldPosition + '&newPosition=' + newPosition;
+    }else{
+        strURI = strURI + '?oldPosition=' + oldPosition + '&newPosition=' + newPosition;
+    }
+
+    var signedURI = Utils.Sign(strURI,this.appSID,this.appKey);
+
+    Utils.ProcessCommand('POST',signedURI,'',function(data){
+        if(typeof callback === 'function'){
+
+            if(data.Status === 'OK'){
+                callback.call(null,data);
+            } else {
+                throw new Error(data.Status);
+            }
+        }
+    });
+};
+
+AsposeSlides.prototype.createEmptyPresentation = function(fileName,folderName,storageName,callback){
+
+    fileName = typeof fileName !== 'undefined' ? fileName : '';
+    folderName = typeof folderName !== 'undefined' ? folderName : '';
+    storageName = typeof storageName !== 'undefined' ? storageName : '';
+
+    if(fileName === ''){
+        throw new Error('Filename not defined.');
+    }
+
+    var strURI = this.baseURI + 'slides/' + fileName;
+
+    if(folderName !== '' || storageName !== ''){
+        strURI = strURI + '?';
+        if(folderName !== ''){
+            strURI = strURI + 'folder=' + folderName;
+        }
+
+        if(storageName !== ''){
+            if( folderName !== '' ){
+                strURI = strURI + '&storage=' + storageName;
+            }
+            else{
+                strURI = strURI + 'storage=' + storageName;
+            }
+        }
+    }
+
+    var signedURI = Utils.Sign(strURI,this.appSID,this.appKey);
+
+    Utils.ProcessCommand('PUT',signedURI,'',function(data){
+        if(typeof callback === 'function'){
+
+            if(data.Status === 'OK'){
+                callback.call(null,data.Document);
+            } else {
+                throw new Error(data.Status);
+            }
+        }
+    });
+};
+
 AsposeSlides.prototype.saveAs = function(fileName,saveFormat,folderName,storageName,callback){
 	
 	fileName = typeof fileName !== 'undefined' ? fileName : '';
@@ -1330,4 +1663,92 @@ AsposeSlides.prototype.getSlideCount = function(fileName,folderName,storageName,
 	});
 };
 
+AsposeSlides.prototype.getAspectRatio = function(fileName,slideNumber,folderName,storageName,callback){
+
+    fileName = typeof fileName !== 'undefined' ? fileName : '';
+    slideNumber = typeof slideNumber !== 'undefined' ? slideNumber : 1;
+    folderName = typeof folderName !== 'undefined' ? folderName : '';
+    storageName = typeof storageName !== 'undefined' ? storageName : '';
+
+    if(fileName === ''){
+        throw new Error('Filename not defined.');
+    }
+
+
+    var strURI = this.baseURI + 'slides/' + fileName + '/slides/' + slideNumber ;
+
+    if(folderName !== '' || storageName !== ''){
+        strURI = strURI + '?';
+
+        if(folderName !== ''){
+            strURI = strURI + 'folder=' + folderName;
+        }
+
+        if(storageName !== ''){
+            if( folderName !== '' ){
+                strURI = strURI + '&storage=' + storageName;
+            }
+            else{
+                strURI = strURI + 'storage=' + storageName;
+            }
+        }
+    }
+
+    var signedURI = Utils.Sign(strURI,this.appSID,this.appKey);
+
+    Utils.ProcessCommand('GET',signedURI,'',function(data){
+        if(typeof callback === 'function'){
+            if(data.Status === 'OK'){
+                callback.call(null,data.Slide.Width / data.Slide.Height);
+            } else {
+                throw new Error(data.Status);
+            }
+        }
+    });
+};
+
+AsposeSlides.prototype.getComments = function(fileName,slideNumber,folderName,storageName,callback){
+
+    fileName = typeof fileName !== 'undefined' ? fileName : '';
+    slideNumber = typeof slideNumber !== 'undefined' ? slideNumber : 1;
+    folderName = typeof folderName !== 'undefined' ? folderName : '';
+    storageName = typeof storageName !== 'undefined' ? storageName : '';
+
+    if(fileName === ''){
+        throw new Error('Filename not defined.');
+    }
+
+
+    var strURI = this.baseURI + 'slides/' + fileName + '/slides/' + slideNumber ;
+
+    if(folderName !== '' || storageName !== ''){
+        strURI = strURI + '?';
+
+        if(folderName !== ''){
+            strURI = strURI + 'folder=' + folderName;
+        }
+
+        if(storageName !== ''){
+            if( folderName !== '' ){
+                strURI = strURI + '&storage=' + storageName;
+            }
+            else{
+                strURI = strURI + 'storage=' + storageName;
+            }
+        }
+    }
+
+    var signedURI = Utils.Sign(strURI,this.appSID,this.appKey);
+
+    Utils.ProcessCommand('GET',signedURI,'',function(data){
+        if(typeof callback === 'function'){
+            if(data.Status === 'OK'){
+                callback.call(null,data.SlideComments);
+            } else {
+                throw new Error(data.Status);
+            }
+        }
+    });
+};
+
 module.exports = AsposeSlides;
diff --git a/package.json b/package.json
index a3e1bbe..a01b240 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "asposecloud",
-  "version": "1.5.0",
+  "version": "1.6.0",
   "description": "Aspose Cloud SDK for NodeJS",
   "main": "lib/aspose-cloud.js",
   "scripts": {