"djayhaha" plus brands, and "degjee calligraphy education" are the brands of calligraphy, hard writing and writing under the umbrella of the dejie cultural group. The dejière cultural group, which is committed to the practice of major calligraphy and the transmission of chinese culture, is committed to the establishment of standards for the legal arts industry, to the production of millions of moral talents and to the creation of tens of thousands of talented entrepreneurial dreams. There are dozens of direct-camp schools and a national chain of affiliated and allied schools, 1,500 m2 of r & d headquarters and over 100 r & d teams. The creative de jahaha writing, haha writing materials and zero-starter teaching systems and quills, hard-written country displays, which allow teachers and students to teach easily, learn easily, improve easily, and win prizes, and provide a seamless link between rht training and hard pen writing and quill writing。