城北精工所 Company Profile

Fifty years as a specialized manufacturer of tires. Achievements backed by advanced technology.

Jouhoku Seiko Co., Ltd. is a specialized manufacturer of T-dies, and its achievements and unique technology have received high praise. Founded in 1951 with the aim of designing and manufacturing laminator lines, in 1977, it began the development, manufacturing, and sales of the "earless T-die," becoming a pioneer in the world. In 1983, it started the development, manufacturing, and sales of the "BDW type earless T-die." The company has received high praise for its extensive delivery track record and reliable technology, not only domestically but also from converters overseas. With abundant experience and advanced precision processing technology, we create the next generation.