In our increasingly interconnected world, trade flows are transcending borders and continents, becoming a driver for economic growth and prosperity, thus assisting in achieving the United Nations Sustainable Development Goals (SDGs). Yet, the complexities of international trade are often synonymous with red tape, cumbersome paperwork, redundant processes, and administrative bottlenecks that hinder the efficient movement of goods across borders. In response to these challenges, the electronic Single Window for trade, which is part of the commitments of the World Trade Organization's Trade Facilitation Agreement, provides the basis for simplifying global trade and transforming it into a more streamlined, transparent, and efficient process.I am pleased to introduce this publication, which outlines the concept of an electronic Single Window for trade and step-by-step explains the processes of implementing a Single Window based on the ASYCUDA approach. The ASYCUDA system, developed by UNCTAD, has been at the forefront of customs automation for decades. ASYCUDA is a pioneer in providing so-called TradeTech solutions for governments that connect to the trading community. Its evolution through various versions of the system to the latest version of ASYCUDAWorld is a testament to its adaptability and continued relevance in an increasingly digital world. This publication explores the synergy between ASYCUDA and the electronic Single Window for trade providing valuable insights into how this integration is reshaping the landscape of international trade.