The document provides a case study report on multi-category sourcing in China, India, Vietnam and Turkey. It outlines the objectives, approach and timeline which included demand analysis of 5 product categories, conducting RFI/RFQs with suppliers, and summarizing results. For barrier fencing, 204 suppliers were identified initially and 74 were included in the RFI/RFQ process, with responses from 24 suppliers. 7 suppliers in China are recommended to move forward with audits and sampling based on their competitiveness and capabilities.