漫天开价

Explanation: Indefinitely indiscriminate price tag 　　Usage: Partial official; as predicate, object; containing derogatory 　　Source: Ying, "Temple of the Book Fair": "Temple of the pricing is deceptive, he 'sky offer', you must 'pay back the money in place', slowly, and they 'refined'." Thesaurus:  Conceal days asking price, Days of bargaining hiding, be all over the sky bargaining, Wild speculation