Yue Yip, 44, was last seen in San Francisco on November 20, 1989. He is described as an Asian male with black hair and brown eyes, 5 feet 6 inches tall and about 145 pounds. His disappearance is classified as endangered missing.

Very little is known about the circumstances of that day. No clothing or belongings at the time of his disappearance have been documented. Dental records are on file, but there is no DNA or fingerprint information recorded. The San Francisco Police Department continues to list the case as unsolved and is asking for tips.

If anyone remembers Yue Yip, saw him in San Francisco around November 20, 1989, or has information that could help investigators, please contact the San Francisco Police Department. What information might help move this long-cold missing person case forward?