Yuav ua li cas xaiv theem LED zaub?
Nrog rau kev txhim kho hauv zej zog, cov yeeb yuj hmo ntuj tau tsim kom muaj kev vam meej thiab kev loj hlob ntawm cov chaw lom zem, xws li karaoke halls, bars, thiab xinesmas. Hauv cov chaw lom zem no, theem yog qhov tseem ceeb. Yuav ua li cas ua kom zoo nkauj ...
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