Sumitomo's manufacturing facilities in Japan are located in Shiga, Wakayama, and Miyazaki. These plants are responsible for producing a range of tire types, including passenger car tires, truck and bus tires, construction equipment tires, and more.
Sumitomo's manufacturing facility in China is located in Jiangsu province. This plant produces a variety of tire types as well, catering to the Chinese market and for export to other countries.
It's worth noting that Sumitomo Rubber Industries also has manufacturing facilities in other countries like the United States and Indonesia, but these facilities primarily produce other tire brands within the Sumitomo group.