Our Milestones

To create a market-driven, self-realized and globalized chemical company based on the pursuit of continuous innovation and responsible care.

  • 2002
  • 2004
  • 2005
  • 2007
  • 2009
  • 2011
  • 2013
  • 2016
  • 2017
APR 2002

Shanghai Amino–Chem Co., Ltd. was founded in 2002.

Shanghai Amino –Chem Co.Ltd.
APR 2004
Zhejiang Amino-Chem Co., Ltd. m-Phenylenediamine (m-PDA)

Zhejiang Amino-Chem Co., Ltd. was founded and produced the first qualified m-PDA in 2004.

DEC 2004

Blended diamines project successfully started up, and qualified m-PDA., o-PDA. and p-PDA. were produced in 2004.

DEC 2005

Zhejiang Hongsheng Chemical Co., Ltd. was founded in 2005.

Zhejiang Hongsheng Chemical Co.Ltd.
DEC 2007
Amino-Chem Warehouse

3-Amino-4-Methoxy-Acetanilide project successfully started up in 2007.

FEB 2009

The Intermediate Business Unit of Zhejiang Longsheng Group was established in 2009.

DEC 2009

Resorcinol project successfully started up, and the qualified product was produced in 2009.

Zhejiang Hongsheng Chemical Co.Ltd.

2011 The trial production of “Rectification project”, “Hydrogenation project” and “PPD project” in Zhejiang Hongsheng Chemical Co., Ltd.

JUL 2013
Zhejiang Hongsheng Chemical Co.Ltd

2013 The trial production of the relocation project of 3-amino-4-methoxyacetanilide in Zhejiang Hongsheng Chemical Co., Ltd.

MAR 2016

MAR 2016 The company introduced DSSC, DuPont sustainable solution consultant project

MAR 2017

MAR 2017 The company launched the integration of informatization and automation

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