Supply Chain Management

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Supply Chain Management

Supply Chain Management

Supply Chain Management


Taiwan is an important global supplier of IT products, in which, Wistron holds a place of importance. In order to provide more convenient services to customers, we deployed a comprehensive global manufacturing and service network to support customers in different regions. As of the end of 2021, Wistron has partnered with 1,642 suppliers around the world. To effectively manage our suppliers, we have classified and divided suppliers for management, in order to grasp the status of the entire supply chain.

  • The total number of suppliers is 1,642

Critical suppliers

Wistron’s suppliers are distributed around the world. Considering differences in procurement amounts, we have defined tier 1 suppliers as those who have had 6 transactions with Wistron in a year and the total amount of the transactions is over NT$1 million. In 2021, there were 1,084 tier 1 suppliers. The main suppliers of Wistron are electronic parts and mechanical parts suppliers. We have identified the critical suppliers through procurement amounts and related conditions. In 2021, 394 suppliers were listed as critical tier 1 suppliers.
Regarding critical non-tier 1 suppliers, these suppliers are defined as suppliers who trade through agents or the upstream suppliers of direct suppliers. In 2021, there were 256 critical non-tier 1 suppliers.

  • Note: 1. Proportion of high turnover (more than 80% of the annual transaction value); 2. Technical pioneering ability; 3. The only source of supply is irreplaceable

  • The total number of electronic parts suppliers is 426
  • The total number of mechanical parts suppliers is 658

Critical non-tier 1 suppliers
Supplier types 2019 2020 2021
Number of non-tier 1 suppliers 575 520 279
Number of upstream suppliers for direct suppliers 156 423 256