History
| 1960 | Nissei Chemical Industrial Co., Ltd. established in Osaka started manufacture of sodium methallyl sulfonate. 1970 Nobeoka Plant was constructed and started operation. |
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| 1970 | Nobeoka Plant was constructed and started operation. |
| 1983 | Manufacturing license for pharmaceutical products was obtained. |
| 1999 | FDA cGMP certification and ISO9001 certification were obtained. |
| 2000 | Company name changed to Asahi Kasei Finechem Co., Ltd. under 100% capitals of Asahi Kasei Corporation. |
| 2006 | Implementation of RC comprehensive management system was started. |
| 2007 | Nobeoka pharmaceuticals plant of Asahi Kasei Pharma was integrated to Asahi Kasei Finechem Co., Ltd. Manufacture of vinylsulfonate was started. |
| 2008 | ISO14001 certification was obtained.（Nobeoka Plant） |
| 2009 | Active pharmaceutical ingredients and excipients in the Specialty Chemicals Department were succeeded from Asahi kasei Pharma. |