I suggest practicing Wu Yusheng's running script. His posts are sold in Dangdang, JD.COM and Zhuoyue, and they are not expensive. You can check his works online first.

Wu Yusheng, born in 1959, is from Jiangsu. I love calligraphy and have been in the pool for many years. He has won the only special prize in the first National Civilization Cup Writing Competition, won the first prize in the first Chinese Hard Pen Calligraphy Competition, served as deputy secretary general of China Hard Pen Calligraphy Research Association, vice president of Huayi Hard Pen Calligraphy Association, associate professor of correspondence training center of China Calligraphy Association, lecturer of CCTV hard pen calligraphy, judge of the national and military calligraphy competitions, and compiled and published dozens of calligraphy textbooks and copybooks. He devoted himself to the research and practice of calligraphy popularization education for more than ten years and achieved remarkable results. He was rated as "Excellent Calligraphy Tutor" by Beijing Education Bureau, and was selected as the standard character writer of the textbook "Writing" for nine-year compulsory education in China by the Calligraphy Education Research Association of China Education Association. CCTV reported the Iron Pen Soldiers. In June 2008, 5438- 10 was awarded the title of "National Outstanding Contribution Award for Calligraphy Education" by the Calligraphy Professional Committee of China Education Association.