“光阴似箭，日月如梭”。本刊自1991年9月诞生转眼已届五年。五年，在历史长河中虽很短暂，但在本刊创刊五年的过程中，充满了成长的艰辛和喜悦。五年来，我们从零开始，从内部试刊发展到正式公开发行，并获得塑料包装行业广大从业人员的认可。值此创刊五周年之际，持谨向塑料 “Time flies, the sun and the moon flies.” The publication since September 1991 blink of an eye has been five years. In five years, though it is short in the long history, in the process of starting five years of publication, it is full of the hardships and joy of growth. In the past five years, we started from scratch, developed from internal trial production to the official public offering, and gained the recognition of the majority of practitioners in the plastic packaging industry. On the occasion of the fifth anniversary of the founding, I wished to plastic