This document discusses various ISO standards. It begins by explaining what ISO is and providing a brief history of the organization. It then discusses why standards are important for international trade. The document outlines the steps for getting ISO certification, including writing documentation, training, practicing the quality system, and undergoing an audit. Finally, it provides short descriptions of several specific ISO standards, including ISO 9000 for quality management, ISO 14000 for environmental management, and ISO 27001 for information security management.