The objectives of this research were: 1) To study the current level of instructional leadership of secondary school teachers in Qingdao. 2) To develop the guidelines of instructional leadership of secondary school teachers in Qingdao. 3) To evaluate the adaptability and feasibility of instructional leadership of secondary school teachers in Qingdao. The sample group of this research was 291 teachers. The Interview group was 9 secondary school teachers in Qingdao and the evaluate 9 experts from secondary school in Qingdao. Research instruments include: 1) questionnaire. 2) semi-structured interview. 3) evaluation form. Data analysis by using percentage, mean, standard deviation and content analysis.
 The results were: 1) the current situation of instructional leadership of secondary school teachers in Qingdao was at high level, 2) the guidelines for developing the instructional leadership of secondary school teachers in Qingdao in four aspects, which contain 23 articles. there are 6 guidelines for optimizing professional development, 6 guidelines for enhancing teaching practice, 5 guidelines for improving school culture, and 6 guidelines for promoting learn. 3) adaptability of guidelines for developing the instructional leadership of secondary school teachers in Qingdao in four aspects were at highest level. and feasibility of guidelines for developing the instructional leadership of secondary school teachers in Qingdao in four aspects were at high level.