Chiu Lut Sau Memorial Secondary School (趙聿修紀念中學), or CLSMSS in short, is a secondary school in Yuen Long, Hong Kong. It was founded in 1979. It is a Band 1 school and is one of the 14 Government schools approved for using English as the medium of instruction (EMI) for all levels. The school is to provide students with a balanced education aimed at excellence in moral, intellectual, physical, interpersonal and aesthetic development and at fulfillment of the school motto – Wisdom, Virtue, Honesty and Progress, whereby they can achieve self-actualization in all respects throughout their lives and as leaders of tomorrow. Principals Lut Sau Hall Lut Sau Hall is the official school hall of the school. In the past, it was also used as a local community hall for cultural performances. In early 2000s, the state of community hall was ended after the opening of Yuen Long Theatre near the school. The hall was renovated in 2016. Class system Before the New Senior Secondary Curriculum (NSS Curriculum) was imposed in 2012, the school provided both secondary education and matriculation. For Form 1 – 5, there were 5 classes (A – E) in each form. For Form 6 – 7, there were 2 classes (A and S) in each form. 'A' stands for Arts stream while 'S' stands for Science stream. Currently, there are approximately 150 students in each year from Secondary 1 to Secondary 6 . Students are streamed into 4 classes A, B, C, D according to their academic performance, with A and B being the better classes in junior form (S.1 – S.3). In Senior form, there would be 4 classes A, B, C, D according to the preferences of students in choosing the electives. Remedial lessons are also arranged to give support to less capable students. Medium of instruction Except Chinese subjects, cultural subjects and Civic Education and Liberal Studies, English is used in learning and teaching in all subjects. Subjects Secondary 1–2: English Language, Chinese Language, Mathematics, Life and Society, Integrated Science, Integrated Humanities, Chinese History, Putonghua, Physical Education, Computer Literacy, Music, Visual Arts, Design and Technology, Home Economics Secondary 3: English Language, Chinese Language, Mathematics, Life and Society, Physics, Chemistry, Biology, Geography, History, Chinese History, Physical Education, Computer Literacy, Music, Visual Arts Secondary 4: Core subjects: English Language, Chinese Language, Mathematics, Citizen and Social Development, Physical Education Physical Education Electives: Physics, Chemistry, Biology, Chinese