, the 6th International Conference on Modern Management based on Big Data (MMBD2025) is to be held during July 7-9, 2025 in Hong Kong together with the 4th International Conference on Digitalization and Management Innovation (DMI2025). Hong Kong is officially called the Hong Kong Special Administrative Region of the People's Republic of China (abbr. Hong Kong SAR or HKSAR). Hong Kong is a highly prosperous free port and an international metropolis. Together with New York and London, it is known as the "Port of Nurem". It is the third largest financial center in the world. As one of the freest economies and one of the most competitive cities, Hong Kong enjoys a high reputation in the world, and is ranked third in the world's first-tier cities by GAWC. Known for a clean government, good public order, a free economic system and a sound rule of law, Hong Kong is a place where Chinese and Western cultures blend, combining the wisdom of Chinese people with the advantages of Western social systems.