Yabla video uses of 延长

zài
所有 suǒyǒu
de
chá
lèi
zhōng
zhì
yǒu
普洱茶 Pǔ'ěrchá
随着 suízhe
存放 cúnfàng
de
延长 Yáncháng
品质 pǐnzhì
价值 jiàzhí
huì
不断 bùduàn
上升 shàngshēng
Of all the [Chinese] tea varieties, Pu'er tea is the only variety whereby its quality and value increase with age.