Zhejiang Chang'an Renheng Technology Co Ltd manufactures paper chemicals, water treatment chemicals and metallurgy bentonite pellets.

Zhejiang Changan Renheng Technology (8139 HK)

Notification Letter To Non-Registered Shareholders

Notification Letter To Registered Shareholders And Reply Form

Financial Statements/ESG Information - [Interim/Half-Year Report]

Announcements and Notices - [Interim Results]

Announcements and Notices - [Profit Warning / Inside Information]