Chengdu Polly Data Technology Co., Ltd. is a professional team dedicated to providing high-quality, large-scale offline data annotation services. We are well aware that high-quality data is the cornerstone of AI models, so we always prioritize "quality and efficiency" as our core service philosophy. We have a full-time and part-time offline annotation team of over 50 members, all of whom have undergone rigorous pre-job training and assessment. We implement standardized project management processes to ensure controllability and efficiency throughout the entire process, from task distribution, process quality inspection to result acceptance. We are capable of handling various data types, including but not limited to: 2D annotation, 3D point cloud annotation, text/audio annotation. Our past projects include 3D point cloud annotation for Volkswagen in collaboration with Manfu Technology, address annotation for Lazada e-commerce platform by Appen Data, and ball sports video content correction. We believe that our professional service capabilities, reliable quality assurance, and rigorous security awareness can fully meet your company's requirements for data annotation.