Bamboo slips
Baojugandu is a Chinese word. Its pinyin is B ā OJ ū g ā nd ú, which means to visit people with gifts and letters. It comes from Zhuangzi · lieyukou.
Idiom explanation
Bao Ju: Pu Bao, a gift, is a bribe; Gan Du: bamboo slips, a book, is a letter, especially an invitation letter. It refers to visiting people with gifts and letters. It refers to offering bribes and asking for help.
The origin of Idioms
"Zhuangzi · lie yukou" says: "the knowledge of Xiaofu is inseparable from the bamboo slips."
Bamboo slips
hide one 's ingenuity in clumsiness - cáng qiǎo yú zhuō