The carrier-backed mobile payments initiative announces closure after Google acquired its technology.
The Beijing office, which employed about 300 workers in research and development, was Yahoo's only physical presence in mainland China.
Sold off as part of Sony's drastic cost-cutting exercises, laptop brand Vaio has branched into phones in Japan.
Sony's PlayStation Mobile experiment was supposed to bring the company's content to Android devices. But that effort never really caught on with developers and gamers alike.
No announcement or confirmation has been offered, but a corporation-listing agency shows that Camel Audio's address now matches Apple's UK headquarters and that Camel's director is employed by the iPhone maker.
The offering will shut down in March, but the retailer has made arrangements for rented content to be available on another streaming service.
The closure comes amid rocky efforts by tech companies to expand into the financial industry.
Hong Kong-based MyCoin has reportedly closed its doors, with suggestions the operation was a Bitcoin-themed ponzi scheme.
The Korean company saw strong results in smartphones and televisions in the year it abandoned plasma TVs.
The game and console maker says it will offer a revamped rewards program to US-based customers "at a later date."