This document discusses the technical challenges of blog mining and analysis in Chinese. It provides statistics on internet and blog usage in China and explores natural language processing challenges like word segmentation for the Chinese language. It also covers approaches to blog content categorization, sentiment analysis, and data processing techniques like OLAP for multi-dimensional analysis of blog data. Finally, it argues that while Chinese language analysis presents major challenges, technologies are becoming increasingly mature to make better sense of data from blogs and social media in China.