The A's No. 15 prospect, Gunnar Hoglund, has been promoted to Triple-A Las Vegas. Unranked prospect, Chen Zhong-Ao Zhuang, has been promoted to Double-A Midland. Gunnar Hoglund and Chen Zhong-Ao ...

Double-A Midland placed Zhuang on the 7-day injured list Aug. 31 with an undisclosed injury. Zhuang, who opened the season at Single-A and climbed three levels before finishing the year on the shelf, ...

The Athletics list Zhuang (undisclosed) on the roster for their March 14 Spring Breakout game against Padres prospects, Martin Gallegos of MLB.com reports. Zhuang looks to be healthy heading into the ...

Gunnar Hoglund and Chen Zhong-Ao Zhuang have been the A's best pitchers in the minor leagues this season. Hoglund was acquired from the Toronto Blue Jays in the Matt Chapman trade and Zhuang was ...