1. Coking production: including coke oven operation, gas treatment and coke quality inspection.
2. Coking production: including gas purification, gas desulfurization, gas deamination, gas cyanide removal, gas benzene removal, gas hydrogen sulfide removal, etc.
3. Mechanical manufacturing: including mechanical processing, equipment maintenance and mechanical installation.
4. Power work: including generator set operation and electrical equipment maintenance.
5. Management: including production management, safety management and quality management.