Research has shown that the impact of hearing loss is multifaceted, not only leading to physiological illnesses, but also social and emotional problems, leading to a decline in overall quality of life. The current situation in China is that hearing loss is widespread and the population is huge...

On May 27th, the National Bureau of Statistics released data that in April, due to factors such as the good development of the new energy industry and the low base during the same period, the profit of the equipment manufacturing industry increased significantly by 29.8% year-on-year, achieving a transition from decline to increase, driving a 6...