| 1985 |
Established in Tsurumi-ku, Yokohama |
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| 1986 |
Start of OEM production of shock absorbers |
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| 1988 |
Moved Headquarters to Midori-ku, Yokohama |
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| 1990 |
Start of production of own brand products (Type H damper) |
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| 1993 |
Start of sales of Type S damper |
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1995  |
Start of sales of Type H1, Type H2 damper |
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| Moved Headquarter Factory to Tsuzuki-ku, Yokohama |
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1996      |
Completion of new factory - Okuma Plant |
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| Completion of delivery center |
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| Start of sales of S-Tech spring |
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| Start of sales of Type HA, Type HR damper |
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| 1997 |
Completion of Ikebe Plant |
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1998      |
Start of sales of Type NR, Type NA damper |
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| Completion of Orimoto Plant |
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| Moved head office to Orimoto-cho, Tsuzuki-ku, Yokohama |
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| Start of sales of Type RA damper |
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1999        |
Established Yokohama, Osaka Office |
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| Start of sales of Type RE, RS damper |
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| Start of sales of Type HT, HG damper |
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| Start of sales of Type CS damper |
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| Start of sales of Type HE damper |
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2000    |
Start of product warranty system |
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| Start of sales of Type WAGON damper |
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| Start of sales of HIGH.TECH spring |
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| 2001 |
Established TEIN U.S.A., Inc. in the United States of America. |
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2002    |
Start of sales of Type FLEX damper, EDFC |
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| All business units certified for ISO9001 |
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| Listed on JASDAQ |
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| Established TEIN TAIWAN Inc. in Taiwan |
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2003  |
Moved head office,
Technical development center and Yokohama office to Kamiyabe-cho, Totsuka-ku, Yokohama |
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| Start of sales of Super WAGON damper |
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| Established TEIN UK LIMITED in the United Kingdom |
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2004  |
Start of sales of Super STREET damper |
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| Start of sales of HYBRID WAGON damper |
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2005      |
Start of sales of SUPER DRIFT DAMPER |
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| Start of sales of SUPER RACING DAMPER |
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| Start of sales of GT WAGON DAMPER |
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| Start of sales of SPECIALIZED DAMPER |
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2006        |
Start of sales of BASIC WAGON DAMPER |
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| Start of sales of BASIC COMPACT DAMPER |
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| Start of sales of SUPER COMPACT DAMPER |
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| Start of sales of MONO FLEX DAMPER |
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| Start of sales of COMFORT SPORT DAMPER |
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2007    |
Start of sales of BASIC-K |
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| Start of sales of S.TECH K-SPECIAL |
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| Start of sales of EURO DAMPER |
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