HK Stock Market Move | DONGYUE GROUP (00189) rose more than 8%, with the stock price cumulatively increasing nearly 90% this year. Domestic refrigerant prices continue to rise.

DONGYUE GROUP (00189) rose by over 8%, with a cumulative increase in its stock price of nearly 90% since the beginning of the year. As of the close of trading, it rose by 8.09% to HK$20.04, with a trading volume of HK$7.78 billion. On the news front, domestic refrigerant prices have been continuously rising recently, keeping the industry's prosperity at a high level. According to the latest data from Fluorine Online on June 15th, the prices of mainstream products of the third generation refrigerants have hit a new high, with the tax-inclusive ex-factory price of the core raw material for air conditioning, R32, at 63,000 yuan/ton; and the market price of R134a, a commonly used refrigerant in new energy vehicles, at 64,000 yuan/ton. According to DONGYUE GROUP's 2025 annual report, the company has completed the research and development of electronic fluorine liquid FC-3283. The product has been verified and put into stable production, mainly used in semiconductor manufacturing, electronic device testing, data center liquid cooling, and other scenarios. It can replace similar imported products and achieve domestic supply. At the same time, the group's research and development in polytetrafluoroethylene materials, new organic silicon materials, and silicon coupling agents are also steadily progressing.