There are still many old Thai movies standalone theaters in Bangkok.
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Some initiatives from ordinary people happen to raise interest in old theater buildings. Shopping malls are here only to grab your money. There is no more community spirit like it happened with old standalone theaters.
The best years for Theater Krung Siam Rama (โรงหนังกรุงสยามรามา) were around 1976 to 1979. Speciality was Thai action movies.