Sumitomo Rubber Industries Ltd. (TYO:5110) has recently held a contest concerning the operation of truck and bus tires at the Tire Land Sendai-East shop in Sendai, belonging to its subsidary Dunlop Tire Tohoku K.K. The contest was started in 2010 to improve worker motivation and skill levels, and to ensure safety and rigorousness of efficient work. Held this year for...