Baidu Wangpan's dominance isn't just about features; it's a direct result of China's internet environment.
The “Great Firewall” Effect: In the West, you can choose between Google Drive, Dropbox, OneDrive, WeTransfer, etc. In China, all of these services are blocked or extremely unreliable. Baidu Wangpan emerged to fill this critical gap, becoming the default solution out of necessity. For anyone inside China, it is often the only practical way to share a 1GB video file with a friend.
Comparison to Dropbox/Google Drive: While the core function is the same, the user experience and cultural role are different. Baidu Wangpan is deeply integrated into a different ecosystem. Its most unique cultural artifact is the 提取码 (tíqǔ mǎ), or “extraction code.” When someone shares a link, they almost always send a separate 4-character code needed to access the files. This two-step process is a standard, expected part of sharing on the platform.
The Freemium Model and “SVIP”: The service is famous for offering a huge amount of free storage (often 1-2 Terabytes), which attracts a massive user base. However, it's equally infamous for its severely throttled download speeds for free users. A 1GB file can take hours to download. This creates a strong incentive to upgrade to a paid “Super VIP” (超级会员, Chāojí Huìyuán or SVIP) account, a constant topic of discussion and complaint among Chinese netizens.