--- title: Export and Bulk Upload for Multi Asset and Sub Work Orders | Makula Help Center description: Makula Help Center --- [Skip to content](https://help.makula.io/en/export-and-bulk-upload-for-multi-asset-and-sub-work-orders-makula-help-center#main-content) English Show submenu for translations Makula Technology GmbH Open main navigation Close main navigation - English Show submenu for translations - Contact us Contact us How can we help you? - There are no suggestions because the search field is empty. 1. [Makula Help Center](https://help.makula.io/en?hsLang=en) 2. [Field Service](https://help.makula.io/en/field-service?hsLang=en) 3. [Work Order Management](https://help.makula.io/en/field-service?hsLang=en#work-order-management) # Export and Bulk Upload for Multi Asset and Sub Work Orders | Makula Help Center ### Export and Bulk Upload for Multi Asset and Sub Work Orders Learn how multi asset and sub work orders appear in exports, and how to create them with bulk upload in Makula. Written by George Newman Updated over a week ago ### How do they appear in exports? The existing CSV and summary exports now include the work order hierarchy: - **Parent Work Order Title** and **Parent Work Order ID** columns. These are empty for parent work orders. - Multiple assets listed in **Asset Name**, separated by commas, and in **Asset Serial Number**, on separate lines. Both are in the same order. **Parent Work Order Title** and **Parent Work Order ID** columns. These are empty for parent work orders. Multiple assets listed in **Asset Name**, separated by commas, and in **Asset Serial Number**, on separate lines. Both are in the same order. ### How do I create sub work orders with bulk upload? - Use the optional **Parent Work Order ID** column to create a row as a sub work order. - The parent must appear in an earlier row and have a work order ID. - A sub work order cannot be used as a parent, because there is only one level. Referencing one gives an error. Use the optional **Parent Work Order ID** column to create a row as a sub work order. The parent must appear in an earlier row and have a work order ID. A sub work order cannot be used as a parent, because there is only one level. Referencing one gives an error. ### How do I add multiple assets with bulk upload? 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