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# Harmonized System Code Field

|| Available on:  ✔️ Update ✔️ Export
|| If the feed file doesn't have any column as a harmonized system code and you want to apply all the harmonized system code as 603210 for all your products. You can use [fixed value](https://stocksync.crisp.help/en/article/how-to-set-fixed-value-ccjtgf/?bust=1705762058963) to set it.

![](https://storage.crisp.chat/users/helpdesk/website/17239d38c7799600/51043be5-5fc7-414c-b265-a4a782_z97sg6.png)

**Harmonized System Code**  known as **HS Code** is a description and coding system developed by the **World Customs Organization (WCO)**

It covers over 5,000 commodity groups, each identified by a  **six-digit code** . The system is used by more than 200 countries as a basis for their own customs tariffs and for international trade statistics, [learn more on HS Code](https://help.shopify.com/en/manual/shipping/shopify-fulfillment-network/inbound-transfers/preparing-your-products/adding-product-details/adding-tariff-codes)

There is a setting for this field which is:  

# 1. HS Code Prefix/Postfix

Shopify only accepts **6-digit** Harmonized System Codes. To match codes with the **prefix "000"** , define it as **"000"** . For codes with **postfix "0100"** , defined as **"0100$"**

![](https://storage.crisp.chat/users/helpdesk/website/-/b/2/1/9/b219050a5836c000/screenshot-2025-04-28-at-62040_y01e4f.png =750x251)

| For example: 
| Prefix: In the feed file, HS Code with Prefix (A123768), so type as 'A'
| Postfix: In the feed file, HS Code with Postfix (123768A), so type as 'A$'