China. (Hong Kong - Trans- Pacific Mail). 1941. Air Mail envelope addressed to Shanghai bearing United States Air Mail SG A630, 20c yellow-green and SG A777, 50c rose tied by Chicago roller 'Jan 11 41', endorsed 'Trans-Pacific' and routed via Hong Kong with 'G.R./ Opened by Censor/ Hong Kong' (red on white) label with boxed '30' in violet on reverse tying label and small framed '49' in turquoise on reverse with circular 'Air Transit/ 3' on face in blue/green (applied in Hong Kong). Nice item of mail sent over the Pacific via Hong Kong.