June 23rd morning, the group's safety management improvement project team in the 10 floor training room organized accident tree rating activities. 20 accident tree teams from different departments of the company to participate in the competition.

The accident tree group representatives from after the accident, the accident phenomenon, the middle grade and fundamental reasons cited several steps to confirm the cause of the accident tree reported to explain the appraisal process the audience to actively participate in the discussion, the atmosphere is very active. After fierce competition, and ultimately from the Haike company 1# air compressor motor coil short circuit fault tree, coke tower T101 decoking drill pipe bending accident tree, modified P6101B diesel leakage accident accident tree was rated excellent trees, 2 trees from the 3 tree Judeline fault tree fault tree, and by herbon Haike 1 a fault tree was rated as good fault tree.

The appraisal activities for the company to provide a mutual exchange, learning, and jointly improve the progress of the platform. Through the appraisal activities, the accident tree analysis method in the promotion of full play an effective role in promoting. Group safety management to improve the project team will regularly organize the event tree appraisal activities, to provide a good platform for the staff to provide excellent accident tree.