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Attached straw on Plastic bottles will make the straw and the cover not to loss; improved lid opening can easily open the lid by hand and drink. It is graceful too in addition to convenience and recycling.
National Cheng Kung University
Tainan, Taiwan
Chuang, Tzu-Yi
Chuang, Tzu-Yi
Ping Tong City, Taiwan
Chuang, Tzu-Yi
