杜宝成 profile picture

杜宝成

Car maintenance work national occupation technical ability training and the consultation lectures foundation knowledge, entry-level|national occupation qualifications five classes (Chinese edidion) Pinyin: qi che wei xiu gong guo jia zhi ye ji neng pei xun yu jian ding jiao cheng ji chu zhi shi ¡¢ chu ji / guo jia zhi ye zi ge wu ji