Inaugural Alma Ata Hami Flight. Immediately after this flight, postal service via this route was suspended for 3 months due to the war! We will pay the rest! The item "CHINA-5/12/1939 First Flight Cover-Chungking to Alma Ata Hami-EXTREMELY RARE" is in sale since Saturday, May 25, 2019.This item is in the category "Stamps\Asia\China". The seller is "ana-wi-enta" and is located in Rego Park, New York. This item can be shipped worldwide.