Title: Gong ye pin shang pin xue
Description: Ben shu jie shao le gong ye pin shang pin de zu cheng, Sheng chan gong yi, Zhu yao pin zhong, Zhi liang jian bie deng, Nei rong she ji su liao ji qi zhi pin, Pi ge ji qi zhi pin, Xiang jiao ji qi zhi pin, Xi di yong pin, Hua zhuang pin, Qi che shang pin deng.
Subjects: Gong ye chan pin, Jiao cai, Shang pin xue, Gao deng jiao yu