Contemporary calligraphers should copy the works in the style of "Wen Zhiming's lower case letters", such as those written by Guan Jun and Wei Siqin. If written in Chinese characters, it is very similar to Chu Suiliang's style.
The regular script they wrote is very similar to Wen Zhiming's, with a little running script meaning, and the foot is rather thick, which is what you said, "the suffix is wide".
You can upload the original picture you see to QQ space or other places, and send me a link to see what font it is. Just send me an email. 37683525@qq.com
The capital letters of Guan Jun are as follows-