VCG via Getty Images toggle caption VCG via Getty Images Lin Qi, the chairman and CEO of Yoozoo Games, died on Christmas Day following a weeklong illness that may have stemmed from a poisoned cup of tea. VCG via Getty Images The Chinese billionaire CEO of video game developer Yoozoo Group died on Christmas Day following a suspected colleague's alleged poisoning plot. Lin Qi died at the age of 39, according to Shanghai police. Lin's company, Yoozoo, is best known for its Game of Thrones: Winter Is Coming game. Before his death, Lin was attached to an upcoming, high-profile Netflix project. Lin'z Yoozoo Group had purchased the rights to the Chinese sci-fi trilogy