Singapore’s SBTG Surplus to design ONE Championship merchandise DhruvR Feb 23, 2019 13:02 Read more about Singapore’s SBTG Surplus to design ONE Championship merchandiseLog in to post comments SINGAPORE: The ONE Championship, the largest global sports media property in Asian history, will be collaborating with Mark Ong, the world-famous fashion designer from Singapore who owns the streetwear brand SBTG Surplus.