On March 9, the Dongying circular economy industry research group composed of Kang Yi, chairman of China Nonferrous Metals Society, Huang Chaobin, Professor of Tsinghua University, Wang Xidong, senior reporter of Xinhua news agency, and Zhang Xiangkun, deputy director of the market supervision bureau of Dongying Economic and Technological Development Zone, went to Shandong Hongyu Rubber Co., Ltd. for research.

The leaders of the research group visited the company's all steel radial tire production line and visited the process flow and technical equipment with great interest. Then, during the discussion, Zhang Chunwang, deputy general manager of the company, reported in detail the development status of the company and the development of local rubber tire industry to the leaders of the research group. The leaders of the research group affirmed the development achievements of the company, and hoped that the company would further develop and emancipate the mind, improve and innovate enterprise management ideas, make long-term plans for product R & D and development, strive to be bigger, stronger and better, and make greater contributions to local economic development.