Brief synthesisThe Chengjiang Fossil Site, located in the Province of Yunnan, China, conserves fossil remains which are of exceptional significance. The diverse geological evidence from the Chengjiang Fossil Site presents fossil remains of the highest quality of preservation and conveys a complete record of an early Cambrian marine community. The exceptional palaeontological evidence of the Chengjiang Fossil Site is unrivalled for its rich species diversity. The fossils and rocks of the Chengjiang Fossil Site, together, present a complete record of an early Cambrian marine community. The Chengjiang Fossil Site Management Institute is responsible for coordinating on-site management of the protected area.