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2003.1

Wuxi Quechen Silicon Chemical Co., Ltd. and Wuxi TOVO Chemical Power Co., Ltd. were founded.

2009.6

Anhui Quechen Silicon Chemical Co., Ltd. was founded.

2011.12

Wuxi Quechen Silicon Chemical Co., Ltd. accomplished stock reform and renamed as Quechen Silicon Chemical Co., Ltd.

2016.9

Quechen (Thailand) Co., Ltd. was founded.

2017.10

Acquired then established Sanming AF Silicon Material Co., Ltd.

2020.12

Quechen was listed on main board of SSE, stock code: 605183.

2021.12

Anhui Quechen Silicon Chemical Co., Ltd. renamed as Anhui Axi Green Technology Co., Ltd.

2022.08

Quechen released the first ESG report.

2022.12

Anhui Axi initiated the production of rice husk ash silica.

2023.12

Quechen joined the United Nations Global Compact (UNGC).

2024.07

Quechen started construction of the new R&D center.

2024.09

Quechen obtained advanced certification of Authorized Economic Operator (AEO).

2024.12

Quechen received silver rating from ECOVADIS for Corporate Social Responsibility.