... on different standards, there are many series.1). According to the raw materials, there are two series. a. PET b. Aluminum2). According to ... the size, there are 13 series. 1/8 1/10 1 ... ). According to the colors, there are 5 series. a. silver & white series b. gold series c. color series (red, purple, blue, green, bronze, black) d ...