墨丹，本名何爱民，斋号书林隐士，中国共产党党员，定居北京，研究生学历，国家一级书画师，中国书画协会终身会员理事。原中国人民解放军济南军区政治部军旅书画家，诗词作家，文学评论家。部队转业后进修于中央美术学院高级书法研究系。
六岁开始学习书法，潜心研习魏晋二王，临池不缀，入古出新，涉猎欧体，尤以楷、行、隶、草为佳，欧颜柳赵四体皆精。十五岁学习中国画，主攻花鸟走兽，尤擅长画马、驴，从事书画研究至今已有三十余年。先后师从国学泰斗，书画大师爱新觉罗.启功先生及徐悲鸿入室弟子国家金奖当代“马神”关少鸿先生学习书画。得到国家级著名的美术大师刘三多先生和中国书法家协会创始人之一，著名的书法家杨再春先生的亲自指导。
1997年中国人民解放军济南军区庆祝香港回归楹联书法大赛一等奖；2000年中国人民解放军庆祝澳门回归1周年书画大赛二等奖；2003年在济南军区组织的“贺新年”官兵春联创作展中书法作品荣获第一名；书画作品《观沧海》在2003年中国人民解放军总政治部“纪念毛泽东诞辰110周年”获书画大赛二等奖；全国“祖国颂杯”书法大赛二等奖、全国诗书画大赛中获三等奖、全国”兰亭序“杯书法大赛中获优秀奖。2008年8月成立北京墨丹书画工作室，两年后成立书画院，现任北京墨丹书画院院长、中华民族文化艺术院，盛世中华名人名家书画院，徐悲鸿传人关少鸿美术馆艺术顾问。

书画作品曾多次在《解放军画报》、《中国书法报》、《东方书画报》、《青少年书法》等专业报刊发表，十年来一直热衷于希望工程慈善事业，书画作品为贫困山区失学儿童义拍捐献，曾多次被中央电视台现场采访报道，多家报刊杂志专门对书画作品做封面展示。被中国老龄事业发展基金会授予慈善艺术家称号，国家邮政总局联合造币机构和三大电信部门发行珍藏邮册，被文化部授予文化强，民族强，新时代中华文化传承人。作品被日、韩、英、美、西班牙等海内外各界人士广为收藏。手机(微信号)17310661875

Medan, whose real name is He Aimin, Shulin Hermit, a member of the Communist Party of China, settled in Beijing with a postgraduate degree, a national first-class calligrapher and painter, and a lifelong member of the Chinese Calligraphy and Painting Association. Former military and calligraphers and calligraphers of the Political Department of the Ji'nan military region of the people's Liberation Army, poetry writers and literary critics. The army was transferred to China Central Academy of Fine Arts for advanced calligraphy studies.
At the age of six, he began to learn calligraphy and devoted himself to the study of the two kings of Wei and Jin Dynasties. He went into ancient times and made new achievements. He dabbled in European sports, especially Kai, Xing, Li and Cao. He studied Chinese painting at the age of fifteen, specializing in flowers, birds and animals, especially horses and donkeys. He has been engaged in calligraphy and painting for more than thirty years. He studied calligraphy and painting successively under the tutelage of the great master of Chinese culture, Mr. Aixinjueluo Qigong, master of calligraphy and painting, and Mr. Guan Shaohong, disciple of Xu Beihong's National Gold Award. Mr. Liu Sanduo, a famous artist at the state level, and Mr. Yang Zaichun, a famous calligrapher and one of the founders of the Chinese Calligraphers Association, personally instructed him.
In 1997, the Jinan Military Region of the Chinese People's Liberation Army (PLA) celebrated the first prize of the Hong Kong Return Calligraphy Competition; in 2000, the PLA celebrated the second prize of the first anniversary of Macao Return Calligraphy and Painting Competition; in 2003, the Jinan Military Region organized the "New Year" Spring Festival Festival Festival Festival Festival Exhibition of officers and soldiers, which won the first prize in calligraphy and It won the second prize in the 2003 Chinese People's Liberation Army General Political Department's "Commemorating the 110th anniversary of Mao Zedong's birthday" calligraphy and painting competition; the second prize in the National "Ode to the Motherland Cup" calligraphy competition; the third prize in the National Poetry, Calligraphy and Painting Competition; and the outstanding prize in the National "Lanting Preface" calligraphy competition. Beijing Medan Painting and Calligraphy Studio was established in August 2008. Two years later, Beijing Medan Painting and Calligraphy Academy was established. He is currently the president of Beijing Medan Painting and Calligraphy Academy, the Chinese Academy of Culture and Art, the Chinese Academy of Calligraphy and Painting in the Flourishing Age, and the art consultant of Guan Shaohong Art Museum.
Paintings and calligraphy have been published in the PLA Pictorial, China Calligraphy, Oriental Calligraphy and Painting Newspaper, Youth Calligraphy and other professional newspapers and magazines. For ten years, they have been enthusiastic about the charitable cause of Hope Project. Paintings and calligraphy have been donated for children who have dropped out of school in poor mountainous areas. They have been interviewed and reported by CCTV many times. Newspapers and magazines specially cover paintings and paintings. It has been awarded the title of charitable artist by the China Foundation for the Development of Ageing Career. The State Postal Administration, in conjunction with the Mint and the three major telecommunications departments, has issued a collection of stamp albums. It has been awarded by the Ministry of Culture as the inheritor of Chinese culture with strong culture, strong nationality and a new era. Works are widely collected by people from all walks of life at home and abroad, including Japan, Korea, Britain, the United States and Spain. Mobile phone (micro signal) 17310661875