Lati Oṣu Kẹta Ọjọ 27th si Oṣu Kẹta Ọjọ 31st, Shanghai Wallis Technology Co., Ltd. fi inu didun ṣafihan isọdọtun tuntun rẹ — awọn fiimu blister PET ti o ga julọ-ni Ifihan Ile Aṣa ti Guangzhou. Iṣẹlẹ ile-iṣẹ alakọbẹrẹ ṣe ifamọra awọn apẹẹrẹ aṣaaju, awọn alamọja ohun ọṣọ ile, ati awọn aṣelọpọ ohun-ọṣọ, pese