Why is the current color library collection different from the previous one?

The current color library collection is different from the previous ones in system update and upgrade. Color Library is a Hong Kong color information application of Royal Hong Kong Technology Co., Ltd. based on Hong Kong color, which integrates Liuhe Gallery, historical lottery, statistical information and recommended data. Through a large number of data, Hong Kong color is analyzed by independent research and development methods, and Caiku Baodian is the first to recommend various ways of playing Hong Kong color.