Nantong Pearl Calculation Museum was built and opened in December 2004, consisting of Pearl Calculation Exhibition Hall, Academic Report Hall and Child Pearl Calculation Training Base, integrating functions such as display, research, teaching, communication and tourism. The museum has more than 4,000 books of historical materials, many of which are lonely and good books in the history of the development of pearl calculations. The museum contains China, Japan, India, Russia, Malaysia and so on.