April 14, 1991 (, Xinwei February 30), the Beijing Amusement Park held its first laser water screen movie show. the


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in April 1991, Beijing Amusement Park held its first laser water screen movie show. located in Lake strong central pump injection into the lake 25 meters wide and 15 meters high fan-shaped water screen movie machine and then a variety of shapes is mapped to a water curtain, a huge three-dimensional image, giving a sense of fantasy.