勘设股份：股东拟减持公司不超0.99%股份

Group 1 - The core point of the article is that shareholders of the company, including Xue Shuhua, Ma Pingjun, Tian Xiaobo, Yang Shengbo, and Yang Pei, plan to reduce their holdings due to personal financial needs [1] - The total number of shares to be reduced is up to 3.0199 million shares, which accounts for no more than 0.99% of the company's current total share capital [1]