The core activities of Lumiere Group include: 1. Real Estate Investments: Investments in residential properties, hotel development, office buildings, student housing, and warehouse rentals, primarily in Central Europe. 2. PET Recycling: Operation of PET recycling facilities in the US (California and Indiana) utilizing proprietary patented technologies. 3. Venture Capital: Investments in start-ups and young companies with high growth potential, including support and financing. These three areas are the main focus of Lumiere Group's business activities.