This document contains introductions from three teachers - Esther Yu, Irene Cheung, and Lung Kwan Wai. Irene Cheung is a teacher librarian who maintains daily library operations, provides services to students, and promotes activities to create an active learning environment. Lung Kwan Wai is also a teacher librarian who spends time serving students and maintaining library regulations and order.

1. Internet tools and their applications LUNG KWAN WAI (10316159) CHEUNG OI LIN (10355437) YU CHUN SAU (10355956)

2. My name is Esther Yu. I teach English and Computer in a primary school. Yu Chun Sau (10355956)

3. My name is Irene Cheung. I am a teacher librarian in a primary school. I have to maintain the daily operations of my library by providing services to our students, and help promote library activities, thus creating an active reading and learning atmosphere in our school. Cheung Oi Lin (10355437)

4. Lung Kwan Wai (10316159) I am a teacher-librarian this year. I spend many time serving my students during the recess and lunch time. I have to maintain the regulations and rules of the library. I have to make sure that all the students attending the library obey the rules. On the other hand, I have to tidy up the library where all the books should be put in good order on the bookshelves.