In order to conscientiously implement the Party Central Committee、Decision-making and deployment of the State Council on the prevention and control of occupational diseases，In-depth publicity and implementation of the "Law on the Prevention and Control of Occupational Diseases"，Further promote employers to implement the main responsibility for the prevention and control of occupational diseases，Effectively protect the occupational health rights and interests of workers，On the occasion of the 20th national "M88 loginOccupational Disease Prevention and Control Law" Publicity Week，Sunjiacha Longhua Mining Company commissioned Shaanxi Anke Safety Production Technology Research Institute to carry out the detection and evaluation of occupational disease hazard factors in 2022。

This testing and evaluation location includes underground mining systems、Underground transportation system、Mine ventilation system、Ground production system and coal preparation plant、Ventilation room、Heat exchange station、Air compressor room、Maintenance workshop、Mine sewage treatment station、Fengjing site domestic sewage treatment station、Two 35kv substations and other workplaces，Inspection and evaluation personnel conducted on-site inspection and evaluation of the main occupational hazard factors，Achieved full coverage of testing and evaluation。

Sampling of free silica and dust dispersion in the workplace、Production dust sampling point sampling、Chemical Substance Sampling、Production Noise Measurement，And use professional testing equipment to analyze on-site occupational hazard factors，Accurately measure the M88 loginhazard factor value，Provide basis for formulating rectification plan。Inspection and evaluation personnel also conducted an assessment of the main occupational disease hazards that exist and occur in the workplace and their degree of hazard、Impact on employee health、Comprehensive measures and effects of occupational disease hazard protection、Phased analysis and evaluation，Pointed out the main problems，Proposed improvement measures and suggestions。

The purpose of Longhua Mining Company’s testing and evaluation is to create a good working environment for the majority of cadres and workers，Protect the occupational health and safety rights of cadres and employees，Maintain a good image of the company，Guard the healthy development of the company，Provide basis for M88 loginOccupational Disease Prevention and control and occupational disease hazard declaration work。(Author: Su Yanlong  Editor: Wang Yu)