The Annals of Differential Equations (ISSN 1002-0942/CN 35-1125/01) is published quarterly (February, May, August and November) by Fuzhou University, Fuzhou,Fujian, CHINA. It is being distributed both in China and abroad. The annual subscription rate for 2005 is US8200; single issues, US$50(volumes 17 to date). Prices include delivery by airmail. Orders, which must be accompained by payment, may be sent to the subscription agents in Netherlands (Swets Subscription Service,