This paper pointed out that labor hygiene engineering technology aims to solve the health damage hazards of workers in industrial production,and is highly valued by enterprises.Based on this,this paper takes a cable factory as a specific research case,and first discusses the main contents and application methods of labor hygiene engineering technology;secondly,it analyzes the source and specific characteristics of occupational hazards in the cable factory production process,and gives the technical transformation measures of the source of hazards;finally,the transformation effect is evaluated according to the requirements of labor hygiene engineering technology,providing reference for the establishment of long-term optimization mechanism and specific plan deployment of enterprises.