On the prevention of unfair competition in construction engineering bidding;

Legal Restriction of Unfair Competition in the Electronic Business;

The Legal System of Anti Unfair Competition in Cyberspace in USA and Its Experiences;

The Forms of Illegitimate Competition in E-Commerce and Its Countermeasures;

All the factors,the constant appearance of the financial scandals of listed company of our country,the general existence of false accounting information of the private companies,and the running off in a large amount of the national source of tax revenue,are closely related to the illegitimate competition among accounting agencies.

Damage of improper competition in construction industry and countermeasures to be adopted;

A discussion is devoted to manifestations and negative effects of improper competition and its supervsion and administration.

This text talks some cases about a general idea of improper competitive action,the basic rules of anti-improper law,the ordered rules of improper competition and the lawful responsibilities of the improper competition, etc.

Unjust competition in network linking is not only the development and stench of traditionally unjust competition in network linking but also the outcome and representation of connection of network technique and computer technique,which is seriously affecting the order of network service and electronic business.

The unjust competition is an outcome of the market economy.

This paper argues that network unjust competition is the stretch of unjust competition in the society.

Only by improving legal system and putting an end to any illegal competition, can we set up a fair-play market.