It is an intergarted enterprise speciaizing in selling Bicycle parts and manufacturing the tires & tubes for two wheel industry.
size etrto 12×1.75 27-203 …
size etrto 24×1.95 50-507 …
size etrto 24×1.75 47-507 …
size etrto 12 1/2×2 1/4 57-2…
size etrto 16×2.125 57-305 …
size etrto 26×2.25 54-559 …
size etrto 26×1.75 47-559 …
size etrto 26×2.10 57-559 …