Why do your layer chicken cages suffer severe corrosion in under five years? This article delves into the core advantages of Q235 steel in layer chicken cage manufacturing, examining mechanical performance, corrosion resistance, and cost-effectiveness. Comparing hot-dip galvanizing and aluminum-zinc alloy coating technologies, it reveals strategies to extend service life to 15-20 years. Additionally, the article interprets the stringent quality requirements behind ISO9001, ISO14001, and CE certifications, guiding poultry farmers in scientific material selection, reducing long-term operational costs, and creating internationally compliant healthy poultry environments.