Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Dr. Rui Yang - HAPPY VALLEY ← View details 9200 SE 91ST AVE, Oregon, HAPPY VALLEY, 97086, Happy Valley, Oregon 97086 5032363443