Chinese characters belong to not only Chinese, but also many scholars around the world interested in Chinese culture. Therefore it is imperative to study on systematicnessof Chinese characters forms and regulations. Ministry of Education, R.O.C since the 1970 safter many efforts of national research scholar, finished Dictionary of Chinese Variants Characters (《異體字字典》) in 1995, which can be a basis of different graphemes phenomena. Dictionary of Chinese Variants Characters (《異體字字典》) has a lot of benefits for us to configuration reasoningand applicationof Chinese characters. With time passing by Dictionary of Chinese Variants Characters (《異體字字典》) must be revised. With the 2013 Mainland announcing the “Common Standard Chinese Characters Table (《通用規範漢字表》)”, as well as increasingly frequent cross-strait transportation, “It cannot be ignored that Dictionary of Chinese Variants Characters (《異體字字典》) Should have a comprehensive collection of Chinese mainland Simplified, in order to facilitate business travel. This paper discussesorigin and codification spirit of the Dictionary of Chinese Variants Characters (《異體字字典》), China mainland Simplified Character evolution and development and Simplified Character included in Dictionary of Chinese Variants Characters (《異體字字典》), etc. We should have a comprehensive review of the China mainland Simplified Character. And those with constitutive principlecan be as a conclusion the standard orthographic variant. This kind of improvement can expand the practical efficiency and enhance the impact of the Dictionary of Chinese Variants Characters (《異體字字典》).