东食西宿

Explanation: Analogy greedy people making profits 　　Usage: Joint type; as predicate; analogy mercenary, greedy 　　Source: Han Ying Shao "custom links": "Let people and women, two of obtaining her. Zichou and rich club, West shijiazi good and poor. Parents suspect can not be determined, and asked his daughter, will Suoyu appropriate. ... ... Female says: 'For club food, the West family places'. " 　　Examples: "~", Were as honest as is the horse laugh not grouped with the matter. (Qing Pu "Liao Huang Ying")