Dearcustomers and partners,

Thankyou for your continued support and trust in Haitian Co., Ltd. (Stock Code:603759.SH) and its photovoltaic business unit.

Inorder to enhance brand consistency, we are pleased to announce that HaitianCo., Ltd. has officially completed the acquisition and integration of Heraeus Photovoltaics. All former Heraeus Photovoltaics operations are now fully integrated into the 'Haitian Photovoltaics' brand system.

As part of this process, we are pleased to announce the following updates:

1.    Launch of new official website domain

Thenew domain, https://haitian603759.com, is now live. Visit this domain to access our latest product information, solutions and company updates.

The old domain, heraeus-photovoltaics.cn, will cease to be available on 27 October 2025. Please update your bookmarks and relevant links promptly to avoid future access issues.

2.    Official email domain suffix updated

Effective immediately, we have adopted the new email suffix: @haitian603759.com.Please note this change and update your contact lists accordingly.

3.    Access support and real-time updates

Followour official WeChat account, 'Haitian Photovoltaic', to receive the latest product news, market insights and service support.

We are the same, yet more than ourselves. Haitian Photovoltaic is committed to providing higher-performance metallization paste products for solar cells,innovative solutions and exceptional service.

'Making sunlight more valuable' - Haitian Photovoltaic remains your trusted partner.

Thank you once again for your understanding and support!

Best regards,

Haitian Photovoltaics