The 34-year-old Wang has not been effective since 2008, though he performed decently for Washington in a short stint in 2011.
The other four players receiving spring invites were
Hamilton, who stole a record 155 bases in the minors last season, batted .174 (4 for 23) with three steals and four runs scored in 12 Cactus League games.
But that hasn't prevented the right-hander from soaking in lessons from veteran players as he enters his fourth professional season.
"I’m really enjoying it," he told the Cincinnati Enquirer. "This is a good group of guys. Being around them for an extended period of time has been really good. There’s a lot of older guys who are really open to younger guys, open to answering questions. It’s really been a help."
Hayes, 25, was the Reds' 11th-round pick in the 2010 draft. He has displayed blistering strikeout numbers in the minors and fanned 178 batters over 145 2/3 total innings across three lower levels. He could crack the Triple-A roster for the first time this year.
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