1909
1909 Apr.
Kato Seikichi Company was established.
1934
1934 Aug.
Kato Seikichi Company reorganized itself into a corporation.
1967
1967 Jul.
The company name was changed to KATO SANSHO CO.,LTD.
1975
1975
New York Liaison Office opened.
1989
1989
S.K.Trading was established in Akron, Ohio, U.S.A.
1990
1990 Aug.
KASAN Corporation (Malaysia) was established in Kuala Lumpur, Malaysia.
1991
1991 Sep.
Saiko Rubber (Malaysia) was established in Seremban, Malaysia as an affiliated company.
1999
1999 Dec.
KASAN Corporation was established in Bangkok, Thailand.
2001
2001 Dec.
K, Tosho (Shanghai) was established in Shanghai, China.
2003
2003 Jun.
Saiko Rubber (Jiaxing) was established in Jiaxing, Zhejiang Province, China.
2006
2006 Sep.
K.Tosho (Shanghai) Guangzhou Branch was established in Guangzhou City, Guangdong Province, China.
2006 Oct.
S.K.Trading Nashville Office was established in Nashville, Tennessee, U.S.A.
2011
2011 Apr.
PT. KASAN INDONESIA was established in Jakarta, Indonesia.
2014
2014 Feb.
S.K.MATERIALS MEXICANA was established in Irapuato, Mexico.
2014 Oct.
KASANAM was established in Hanoi, Vietnam.
2018
2018 May
Saiko Materials Science (Pinghu) was established in Pinghu City, Jiaxing City, Zhejiang Province, China as an affiliated company.
