Provision of all types of work in the construction industry, particularly in the field of window construction and window installation, as well as the execution of repairs on windows. Can establish branches both domestically and abroad, participate in other companies both domestically and abroad, acquire or merge with similar or related companies, acquire, manage, and dispose of real estate, and enter into all transactions and conclude contracts that are suitable for promoting the purpose of the company, or that are directly or indirectly related thereto.