This document provides a guide for gender mainstreaming in UNIDO's trade capacity-building projects. It discusses why gender equality is important for inclusive and sustainable industrial development. It outlines UNIDO's strategy for mainstreaming gender equality and women's empowerment objectives across all phases of its project cycle for trade capacity-building. This includes conducting gender analyses and integrating gender considerations in project formulation, implementation, monitoring and evaluation. The guide provides practical recommendations and tools to help ensure projects address the different needs of men and women and promote more equitable outcomes.