摘要：The 2019 National Big Data Standardization Work Conference was held in Chongqing on March 30,bringing together more than 500 experts nationwide to discuss the big data standardization.The estabLishment of a governance system has now been a priority in big data development as its in dustrial ecology has been stabilized after several years of development,pointed out Mei Hong,Academician of Chinese Academy of Sciences and Leader of the big data standards working group under SAC/TC 28 on information technoLogy.