The move marks the latest in a series of efforts by Prosus and Naspers to achieve a valuation greater than the sum of its parts, and stop being seen as merely a proxy for investing in WeChat-creator Tencent. Cape Town-based Naspers was an early-stage investor in China's Tencent, and still holds a 31% stake, but has long been overshadowed by the soaring stock price of its prized asset.