2. From 2002 to 2003, leaders of Vietnam Coal Corporation and Ministry of Health visited China for many times for consultation, and a total of 19 miners were selected for lavage treatment, all of which achieved good results. The pneumoconiosis rehabilitation center successfully completed the transfer to Vietnam with a technology transfer fee of 500,000 US dollars, which increased the friendship between China and Vietnam and expanded its international influence. From 2005 to 2008, we successfully completed the technical training of 15 domestic hospitals, such as General Hospital of Jincheng Coal Industry Group, which greatly improved the ability to treat pneumoconiosis patients.
3. The Pneumoconiosis Rehabilitation Center of the State Administration of Coal Mine Safety undertook five projects supported by the National Science and Technology Support Program "Research on Key Technologies of Monitoring, Early Warning and Prevention of High-risk Occupational Hazards-Research on Comprehensive Evaluation Technology of Dust Impact on the Body" and won two national patents.