内容 隐藏 1 Overview of Japan’s Fire Door Market 1.1 Increasing Demand Driven by Urban Development 1.2 Major Fire Door Importers and Domestic Brands 2 Technical Requirements for Fire Doors in Japan 2.1 JIS Standards and Testing Procedures 2.1.1 JIS A 1304 — Fire Resistance Performance 2.1.2 JIS A 4721 — Smoke Leakage and Heat … Continue reading Technical Requirements and Market Overview of Fire Doors in Japan