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Yangzhou Princechem Co., Ltd. is located in Yangzhou City, Jiangsu Province. It was established in 2003. Its main business is the research and development and production of new pharmaceutical intermediates, special chemicals and characteristic generic drugs. The company has controlling or participating factories in Yangzhou, Jiangsu, Anqing, Anqing, Inner Mongolia and other places. In downtown Yangzhou, there are business centers and R&D centers.

The reaction types that the company is good at include: etherification, ammoniation, chlorination, esterification, cyclization, hydrogenation, Grignard reaction, etc. Over the past 10 years, more than 400 catalogue products have been developed; including 40 key pharmaceutical intermediates More than one, involving anti-cancer, cardiovascular, digestive system, mental diseases and other fields, including quetiapine, fluvaroxamine, erlotinib, gefitinib, sunitinib, lapatinib, Key intermediates of APIs such as beprazole and lafutidine. Over the years, it has been providing high-quality pharmaceutical intermediates to many world-renowned pharmaceutical companies.

In 2011, the company was rated as "High-tech Enterprise". The company adheres to the line of scientific and technological innovation. The company has more than 10 authorized invention patents.

The company insists on using the international standard management system to promote the company's various management work, and has established ISO9001:2000 quality management system, ISO14001:2004 environmental management system, and OHS18001:1999 occupational health and safety management system. Over the past few years, it has passed the on-site audit of more than 20 international and domestic pharmaceutical companies.

Professional production



Existing staff


Enterprise R&D area


Enterprise production area



  • 2021

    Built a 2200 square meter R&D center, 16% stake in Jiangsu Sterric Chemical Co., Ltd.

  • 2020

    23% stake in Inner Mongolia Huansheng Technology Co., Ltd.

  • 2019

    Merged Anqing Sanxi Chemical Co., Ltd. to establish Princechem(Anqing) Co., Ltd.;

  • 2018

    10% stake in Inner Mongolia Shengshi Chemical Co., Ltd.

  • 2017

    Become a holding subsidiary of Jiangsu Lianhuan Pharmaceutical Group

  • 2015

    Establish QA management system

  • 2011

    Awarded "High-tech Enterprise"

  • 2008

    Build the QHSE three systems

  • 2003

    Set up a factory in Gaoyou, Jiangsu - Yangzhou Princechem Co., Ltd.

  • 2002



Hazardous chemicals business license

Business license

High-tech Enterprise Certificate


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