What are some possible reasons why Owens Corning might sell its fiberglass business?

1. Strategic focus on high value-added areas

Owens Corning's core business includes not only fiberglass, but also building materials and composite materials. In recent years, the rapid growth in demand for composite materials in aerospace, new energy vehicles and other fields may prompt the company to concentrate resources on developing higher-profit market segments. For example, it has deployed a composite material R&D center in the Chinese market, showing its emphasis on technology-intensive businesses.

2. Responding to competitive pressure from local Chinese companies

Chinese fiberglass companies (such as China Jushi, Taishan Fiberglass, etc.) are rapidly rising in terms of production capacity, cost and technology. According to industry reports, China's glass fiber production accounts for more than 60% of the world's total, and exports continue to grow. Owens Corning's operations in its joint ventures in China may face cost competition pressure, and adjusting its business may be to optimize resource allocation.

3. Cost control and supply chain optimization

Fiberglass production relies on raw materials such as pyrophyllite and soda ash, and prices have fluctuated significantly in recent years. The raw material cost advantage of Chinese companies may squeeze the profit margins of foreign-funded enterprises, prompting Owens Corning to divest low-profit businesses to improve overall profitability.

4. Impact of joint venture partners and policy environment

Owens Corning's joint ventures in China (such as Shanghai and Guangzhou companies) have complex shareholder structures, involving local governments or state-owned enterprises (such as Shanghai Building Materials Industry Investment Development Company, which holds 71.22% of the shares). Policy adjustments or strategic changes of partners may affect business decisions.