瑞鹄模具：公司及子公司研发人员占比超过总员工数的20%

Group 1 - The company, Ruihu Mould (002997), has indicated that over 20% of its total employees are engaged in research and development [1] - The company has established partnerships for industry-university-research collaboration with several universities, including Hefei University of Technology, Huazhong University of Science and Technology, Anhui University of Engineering, and University of Science and Technology of China [1]