This person's birth year was listed as 1974. In addition to Gaithersburg, Guo also lived in Rockville and Kensington. People possibly related to Guo are Yaorong Tan, Hao M Tan, Luke Gwowei Tan and one other person. The residency of Guo is at 311 Highland Ridge Ave, Gaithersburg, Md 20878. The phone number (301) 527-2368 is Guo’s. Guo has reached 50 years of age.