Part four is basically on the necessity and possibilities of engagementsystem establishing in China.
第四部分我国建立婚约制度的必要性及其可能性。
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Teachers EngagementSystem is an employment mode upon which schools and teachers sign up a contract stipulating their rights, duties and responsibilities on an equal basis.
Part five is basically on how to build our engagementsystem, including compensation system of damage resulting from breaking off engagement and system of the return of bride price.