Foxconn and Wistron together, manufacture the majority of the iPhones that are made in India.

Source: https://www.thehindubusinessline.com/info-tech/foxconn-wistron-dixon-among-the-fastest-to-clear-mobile-pli-targets-for-fy23/article66744633.ece

Foxconn vies with Taiwanese rivals such as Wistron Corp and Pegatron Corp to win more orders from Apple, the world’s most valuable company.

Source: https://business.inquirer.net/391343/apple-supplier-foxconn-wins-airpod-order-plans-200-m-factory-in-india-says-source

Tata already operates an manufacturing unit in Karnataka, which it purchased from Wistron Corp.

Source: https://www.ibtimes.co.in/foxconn-gets-approval-invest-1-bn-more-apple-india-plant-report-864673