Objective To explore the current situation of nursing management on drainage of subglottic secretion in ICU in order to provide references for nursing managers to develop relevant measures and standard clinical technique of subglottic secretion drainage. Methods The questionnaire professional network research platform, the convenient sampling method and self-designed questionnaire were used to investigate 293 ICU nurses from 20 provinces and cities. Results The departments, which had routine drainage of subglottic secretion, accounted for 81.02%, and the one formulated operational standards and procedures accounted for 77.97%. The departments that had used special subglottic drainage equipment only 26.44%. The departments that had knowledge trained on drainage of subglottic secretion accounted for 53.90%, while the departments with different nursing bed ratio had statistical differences in the SSD related knowledge training(χ2=8.059, P<0.05), the needs for knowledge of nursing staff on the drainage of subglottic secretion accounted for 89.83%, which 80.00% of them hope the way to obtain knowledgehope was department training. Conclusions In order to improve the effect of subglottic secretions drainage, clinical nursing managers need to improve the standard management of the drainage of subglottic secretion, perfect the equipment of drainage, strengthen the nursing human resources allocation and department training. Key words: Nurse; Management; Drainage technology; Subglottic secretion; ICU