Assessment,development and protection of know-how;

Study on Legal Protection of Know-how Transfer to China by Transnational Corporations;

The article expounds on definitions and characteristics of patents and know-how,introduces fee accounting modes and fee accounting models of these two kinds of invisible assets and illustrates these models' application with practical examples.

This paper discusses the legal protection of the technical know-how from the three aspeatswhich are its measures for maintaining secresy, self-protection and application of the contract law, the criminal law and the law against illegal competition.

A new assessment method of the patent and know how is discussed.

Law of company registration and other laws should give special provisions to proprietary technology contribution.

Then,the author discusses classifications about the system of agricultural informa-tion technology,and divides it into foundation technology,common technology and proprietary technology according to the development level.

The existing problems are studied in respect client’s confidence and project involvement, project management consultation capability, international standard and patent/proprietary technology and equipment, and project’s expected profit and detailed management.