began in 1986s, an increasing number of foreign tourists have visited Vietnam, constructing a new dimension to the musical life of the country. Many hotels and restaurants have hired musicians who played traditional Vietnamese music to entertain their new customers. Spectacles of musical performances present tourists with some aspects of the musical culture of Vietnam, though musicians also play westernized folk music to cater to foreigners’ tastes because of economic necessity. The cultural industry in Vietnam shows a positive tendency towards prosperity. Some excellent musical festivals have taken place, namely the Lullaby Festival, modernized Theater Festival, Theater Song contest, the Traditional Theater Festival, etc. A considerable amount of film music has been composed to enrich the film industry in Vietnam. Furthermore, the Institute of Musicology has played an important role in the preservation and academic research of Vietnamese music. The institute is well using modern technology to help restore and preserve Vietnamese music and songs on compact discs for the longer and better conservation of sound documents. Stored in the Sound Archives of the Institute of Musicology are 8,850 pieces of instrumental music and nearly 18,000 folk songs performed by more or less 2,000 performers. Thousands of technology products in the form of an audio CD, video CD, and videotapes featuring performances on folk music have been released. 1940s–1980s, singer-songwriters The Vietnam War, the consequent Fall of Saigon, and the plight of Vietnamese refugees gave rise to a collection of musical pieces that have become "classical" anthems for Vietnamese people both in Vietnam and abroad. Notable writers include Phạm Duy and Trịnh Công Sơn. Singers include Thái Thanh, Khánh Ly and Lệ Thu. Many of these composers, in the North, also contributed Vietnamese revolutionary songs, known as nhạc đỏ "Red Music": Lưu Hữu Phước, Văn Cao, Hoàng Vân, Nguyễn Xuân Khoát... Contemporary music V-pop The embrace of modern pop music culture has increased, as each new generation of people in Vietnam has become more exposed to and influenced by westernized music along with the fashion styles of Hong Kong, Taiwan, Japan, and South Korea. Musical production has improved and expanded over the years as visiting performers and organizers from other countries have helped to stimulate the Vietnamese entertainment industry. Such performances include international stages like the Asia Music Festival in South Korea where popular Vietnamese singers such as Mỹ Linh, Mỹ Tâm, Hồ Ngọc Hà, Lam Trường, Sơn Tùng M-TP