Translated data: Huawei Noah's Ark has released an image generation model named PixArt-Σ, which supports the generation of 4K resolution images. Utilizing the DiT framework and employing a training method from weak to strong, PixArt-Σ integrates high-quality training datasets and efficient token compression technology. This allows it to generate high-quality 4K resolution images with lower training costs and model parameters, bridging the gap for individual researchers with limited resources and fostering innovation in the AIGC community.