There are more than 250 science and technology museums in China. This is not much for our 1.3 billion-person-day country, but now only a few can hold regular exhibitions. In addition to the China Science and Technology Museum, Tianjin Science and Technology Museum can adhere to the exhibition, very few of them give full play to their original functions. According to authoritative statistics from the China Association for Science and Technology, about 60% of the country's pavilions have to use some venues for long-term exhibition and sales, or even simply converted into bars and song and dance halls, making the already few facilities for mass cultural activities even more scarce.
text?
The main reason for the lack of cultural facilities is that some science and technology museums use some venues for exhibition and sales for a long time