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CSNS is a large-scale scientific facility for multi-disciplinary research, build during the country’s 12th Five-Year Plan period. On August 23,2018, CSNS was officially announced completed after six and a half years’ construction, making it the first national large-scale scientific facility in Guangdong-Hong Kong-Macao Greater Bay Area. The facility was completed with high quality, and the comprehensive performance has reached the international advanced standard. Now it is officially