In 1H 2003, SARS brought a big development opportunity to online advertisement industry. In 2003, China's online advertisement market scale reached RMB1.08 billion, increasing by over 100% compared to RMB490 million in 2002. In 2004, online advertisement market in China (except search engine) has increased from RMB1.08 billion to RMB1.9 billion with a growth rate of 75.9%, indicating that whole online advertisement market maintains a high-speed growth trend.

Considering the market segmentation of online advertisement, the advertisement of online services, IT products and real estate are taking the major market shares. In 2005, the proportion of online service advertisement kept stable, floating around RMB110 million. Advertisement of IT products showed a fluctuant increase.

In 2005, Web portals are still the main medium for online advertisement. Sina and Sohu together occupied 55% shares of the total online advertisement market.

In 2005, online advertisement supervision has become a hotspot for competition. ChinaRun Technologies Inc, Chinanet and www.adjyc.com etc all promoted their own supervision system for online advertisement.

Due to the wrong market strategies and measures after the consolidation, The Market share for Doubleclick declined in 2004. Although it made profit in Q4 2004, multiplied by 2 compared to the same period in 2003, it was still purchased by Hellman $ Friedman LLC with a fund of USD $1.1 billion. Valueclick maintained a high growth rate. Media service shared its major revenue.

Except portals, the majority of Chinese online advertisement website owners adopted the mode alliance. The traffic of many medium and small websites converges to considerable larger traffic in order to take more market shares.

Source:未知