corrugated paper cups [for hot drinks]....(lbz-lb & lbz-lbi ) : first use paper cup machine ( paper bowl machine) making the inside paper cups(paper bowls),then use the paper bowl over-coating machine forming the out coat ruian city luzhou machinery co.,ltd : offering paper cup machine ,paper bowl machine, paper plate machine, paper bowl_cup over-coating machine, paper dinner container machine, die cutting and creasing machine, paper container series forming machinery , etc