A visitor has a close look at an electronic testing equipment at the 16th China International Electronics Manufacturing Equipment and Microelectronics Products Exposition, or NEPCON China 2006, in Shanghai, east China, April 4, 2006. The expo held at Shanghai Everbright Convention and Exhibition Center attracts over 650 manufacturers from 22 countries and regions. [Xinhua Photo]

A visitor looks at an electronic testing equipment at the 16th China International Electronics Manufacturing Equipment and Microelectronics Products Exposition, or NEPCON China 2006, in Shanghai, east China, April 4, 2006. [Xinhua Photo]

Visitors have a look at an electronic testing equipment at the 16th China International Electronics Manufacturing Equipment and Microelectronics Products Exposition, or NEPCON China 2006, in Shanghai, east China, April 4, 2006. [Xinhua Photo]