Investor Relations Contact: Eric R. Media Relations Contacts Company Officers

The company will conduct a conference call at A simultaneous webcast of the call will be accessible via the company's website at www.avient.com/investor. Investor Contacts

香港特別行政區公司註冊處處長徐麗貞 Ms Kitty TSUI Registrar of Companies Hong Kong Special Administrative Region 註 Note： 公司名稱獲公司註冊處註冊，並不表示獲授予該公司名稱或其任何部分的商標權或任何 其他知識產權。 Registration of a company name with the Companies Registry does not confer any trade mark rights or any other intellectual property rights in respect of the company name or any part thereof. Issued on 2 August 20212 August 20212 August 20212 August 2021 . 2021-08-02T11:00:37+0800 The Government of the Hong Kong Special Administrative Region NG Ka Hung Paul Digitally signed by Companies Registry

See our extensive library of resources about our growing company.

See our extensive library of resources about our growing company.

See our extensive library of resources about our growing company.

See our extensive library of resources about our growing company.

See our extensive library of resources about our growing company.

See our extensive library of resources about our growing company.

See our extensive library of resources about our growing company.