Advanex Group Of Asia started by Advanex (Singapore) Pte. Ltd. formerly known as Kato Spring (Singapore) Pte. Ltd., is a wholly-owned subsidiary of Advanex Inc in Japan, a mainboard listed company on the Tokyo Stock Exchange. Incorporated in 1978, Advanex (Singapore) which is a leading manufacturer of precision springs is now the regional headquarter to Advanex (Thailand) and Advanex (Shanghai). Together with Advanex (Vietnam), a subsidiary of Advanex (Thailand), the group is responsible for the Asia market outside of Japan.