The Shandong Provincial Animal Product Quality and Safety Center has passed the 2021 veterinary drug residue testing proficiency verification assessment organized by the Ministry of Agriculture and Rural Affairs of China. The assessment evaluated the center's capabilities in detecting nicarbazine residue in chicken and acetamido abamectin in milk. Out of 32 participating units, 31 passed the assessment, indicating a high level of quality supervision of livestock and poultry products in China.