Teng was optioned to Triple-A Sacramento on Saturday, Alex Pavlovic of NBC Sports Bay Area reports.

The Giants recalled Teng from Triple-A Sacramento on Friday, Maria I. Guardado of MLB.com reports.

The Giants optioned Teng (oblique) to Triple-A Sacramento on Monday, Susan Slusser of the San Francisco Chronicle reports.

Teng (oblique) will throw a live batting practice session Saturday, Susan Slusser of the San Francisco Chronicle reports.

The Giants announced Wednesday that Teng will miss at least the first 2-to-3 weeks of spring training with a left oblique strain, Alex Pavlovic of NBC Sports Bay Area reports.

The Giants added Teng to their 40-man roster Tuesday.

Teng was promoted from Double-A Richmond to Triple-A Sacramento on Saturday.

Teng has a 2.63 ERA, 0.96 WHIP and 36 strikeouts in 24 innings across six starts for Double-A Richmond.

Teng returned from his suspension Wednesday. He allowed two runs on two hits and three walks while striking out 10 over five innings in a no-decision versus High-A Hillsboro.

Teng was one of four minor-league pitchers who received a 10-game suspension last week after being caught using illegal foreign substances to doctor baseballs, Jake Seiner of the Associated Press reports.