As a result of incremental reform, a combination between new system and old system, and unbalance developing policy in Mainland China, an endless stream of transactional traps regarding to the local offices arbitrarily interfere with market have emerged in recent years. This paper tries to adopt an approach of Sun Wen Theory, such as even distribution policy, which intends to interpret how the current developing policy may or may not fit in the transaction system. It is the author's hope to provide an alternative theoretical evidence in order to clarify possible contradictions among various developing policies.