As a national art form, Peking opera has remained vibrant to this day.
Tips
usage
A modern set phrase (not a classical chengyu) — common in marketing and cultural commentary about brands, traditions, sports clubs, or art forms that have endured. Pair it with subjects that have a long history.
memory
Read it as two halves: 长盛 'long flourishing' + 不衰 'not declining'. The contrast 盛 vs 衰 (rise vs decline) is a classic Chinese pairing also seen in 兴衰 (xīngshuāi, rise and fall).