The percentage of workers affected with occupational diseases is 3.1%, of which 2.1% is affected by occupational deaf, 1.0% is affected by siliceous Pneumoconiosis.
Tỷ lệ mắc bệnh nghề nghiệp: 3,1%, trong đó 2,1% bị điếc nghề nghiệp, bệnh bụi phổi Silic là 1,0%.