FieldDescription
<?xml version=”1.0″ encoding=”UTF-8″?>XML file encoding
<yml_catalog date=”2018-09-25 17:22″>Parent tag
<shop>File start
Product Categories
<categories>Start of the description of the list of categories used in the XML file.
<category id=”Category ID”>Category Name</category> 
<category id=”Category ID” parentId=”Parent Category ID”>Category Name</category>Description of the child category.
</categories>End of the description of the list of categories.
Products
<offers>Start of the description of the list of products.
<offer> 
<name>Product Name</name>Limit of 200 characters
<categoryId>Product Category ID</categoryId>Must match the category declared in the category block. The first of all categories given in the product description is selected.
<oldprice>Product Price without Discount</oldprice>If the oldprice field is absent, the price field is used.
<price>Product Price with Discount</price> 
<quantity_in_stock>Quantity of Product</quantity_in_stock>
or
<quantity>Quantity of Product</quantity>		The quantity_in_stock field is checked first. If quantity_in_stock is present, the quantity field is ignored.
<picture>Link to Image</picture>If multiple picture fields are given, all will be considered.
<vendor>Brand, Trademark, or Manufacturer Name</vendor> 
<vendorCode> Product Article, SKU </vendorCode>
or
<barcode> Product Article, SKU </barcode>		The vendorCode field is checked first. If vendorCode is present, the barcode field is ignored.
<param name=”Product Attribute Name”> Product Attribute Value </param>If multiple param fields are given, all will be considered.
<description>Product Description</description> 
</offer>End of the product description.
</offers>End of the list of products description.
</shop>End of the file.
</yml_catalog>Close the parent tag.

File example:

https://h-profit.com/blog/xml_example.xml