[计] commercial management information system

shāng yè guǎn lǐ qíng bào xì tǒng ㄕㄤ ㄧㄝˋ ㄍㄨㄢˇ ㄌㄧˇ ㄑㄧㄥˊ ㄅㄠˋ ㄒㄧˋ ㄊㄨㄥˇ