During his long-term process of promoting education,Tan Kah-kee always attached great importance to the con-struction of libraries.He made every effort to establish and support school libraries at home and abroad,and actively advocated and established public libraries,which made great contributions to cultivating outstanding talents,spreading advanced culture,and improving the quality of the countrymen.Tan Kah-kee not only poured his enthusiasm and effort into the library cause in practice,but also had unique and incisive theoretical insights in the field of library.His library practice and thought are an im-portant part of his entire educational practice and thought,and have far-reaching influence.His library thought with high level and forward-looking is an extremely precious spiritual wealth,and it still has important practical guiding significance up to now,which is worth our learning and carrying forward.