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            2021- 
                
                Expanded ethyl acetate factory 
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                Declared New VISION 
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                Declared New CI 
 
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            2020- 
                
                Took over business operations of International Ester 
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                Completed Color Paste factory 
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                Acquired ISO 9001 / 14001 
 
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            2019- 
                
                Completed electronic grade normal butyl acetate factory 
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                Completed ethyl amine factory 
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                Expanded normal butyl acetate factory 
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                Expanded absolute ethanol factory 
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                Established International Ester as a joint venture corporation Established International Ester as a joint venture corporation Established International Ester as a joint venture corporation Established International Ester as a joint venture corporation 
 
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