The packaging of glutinous rice balls produced in other places is marked with 'Ningbo glutinous rice balls'. Some glutinous rice dumpling food companies in Ningbo have also thought of registering trademarks to protect Ningbo glutinous rice balls. However, because the trademark contains a place name, it cannot be registered as an ordinary trademark. , so we can only worry. Applying for registration in the name of the Tangyuan Industry Association has given many companies new hope. ‘Ningbo Tangyuan’ will definitely bring huge brand effects. ”

As of 2009, there are more than 50 companies producing glutinous rice balls in Ningbo, but there are less than 20 companies specializing in the production of glutinous rice balls, and even fewer of them are large-scale and powerful. In June 2009, Ningbo The industrial and commercial department, together with the Municipal Enterprise Brand Protection Association and Ningbo Tianyi Trademark Affairs Co., Ltd., visited a number of glutinous rice dumpling manufacturers. With the help of all parties, Ningbo Sanxue Food Co., Ltd. finally took the lead in establishing the Tang Yuan Industry Association and started to focus on the industry. Apply for the collective trademark "Ningbo Tangyuan" in the name of the association.