During March 2025, Haiyan Hou developed two content-driven features for the espressif/developer-portal repository, focusing on technical documentation and developer onboarding. Haiyan authored a comprehensive guide for the esp_h264 component, detailing encoding, decoding, advanced features like ROI encoding, and network adaptive streaming, all presented with clear usage examples in Markdown and HTML. Additionally, Haiyan published a release announcement for ESP_IMAGE_EFFECTS v1.0.0, outlining its rotation, color space conversion, scaling, and cropping capabilities. By aligning documentation with the product roadmap and market needs, Haiyan enhanced resource discoverability and provided developers with actionable, reference-style content to accelerate adoption.