Macau, China --- "Fists of Gold" --- Zou Shiming (R), two-time Olympic gold medalist and three-time World Amateur Champion works out with trainer Freddie Roach (L) Wednesday night at the Venetian Macau Resort in Macau ,China. Shiming will make his professional Top Rank boxing debut against Eleazar Valenzuela of Mexico on Saturday,April 6, at the Cotai Arena at The Venetian Macao Resort in Macau,China. This historic world championship boxing event will be televised to the U.S. on Saturday,April 6, beginning at 2:00 p.m. ET/PT on HBO2. On the undercard, Diego Magdaleno challenges WBO super featherweight champion Roman "Rocky" Martinez and WBA/WBO flyweight champion Brian Viloria will see action. Photos by Chris Farina/Top Rank.