南山智尚(300918)参股成立山东南山恒枫新材料科技有限公司，持股比例60%

Group 1 - The establishment of Shandong Nanshan Hengfeng New Materials Technology Co., Ltd. has been reported, with a registered capital of 20 million yuan [1][2] - The legal representative of the company is Zhao Liang, and its business scope includes new material technology research and development, manufacturing and sales of high-performance fibers and composite materials, and various textile processing activities [1][2] - The company is jointly held by Nanshan Zhishang and Shaoxing Keqiao Hengfeng New Materials Technology Co., Ltd. according to the equity penetration data from Tianyancha APP [1][2]