There are many kinds of milk tea cups: disposable beverage cups, disposable juice cups, disposable PET plastic cups, mung bean paste cups, mung bean paste ice cups, jelly cups, ice cream cups, PP plastic cups, PET plastic cups, milk tea plastic cups, advertising cup, PP/PS/PET cups, milk cups, yogurt cups, soybean milk cups, color printed plastic cups, round cups and octagonal cups.

Such things are available in local non-staple foods or comprehensive wholesale markets.

You can take time to see and compare.

Moreover, there are some supermarkets.