Zhixin Finance and Economics APP news, nanjing wondux environmental protection technology corp., ltd. (688178.SH) announced that the company's core technical personnel Gong Jianrui is no longer directly responsible for research and development work due to personal reasons; therefore, the company no longer recognizes Gong Jianrui as a core technical personnel, Gong Jianrui continues to work in the company. After discussions by the company's management, it was determined that Li Chunquan and Wang Yanpeng are the core technical personnel of the company.