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This article discusses the bronze weapons discovered in the Xinghelu cemetery of Chengdu, China in order to study the production of bronze weapons in the Shu state. Metallographic microscopy, inductively coupled plasma atomic emission spectroscopy (ICP-AES) and multi-collector inductively coupled plasma mass spectrometry (MC-ICP-MS) were used to analyze 56 bronze samples. The results show that normal size weapons contain more lead or tin than the equivalent small weapons. Some normal sizedoi:10.1186/s40494-020-00379-y fatcat:xkcd3ycuhfhwjpsvoozg73bway