The company aims to assemble windows and doors as well as provide general construction services. The company may conduct all business that is directly or indirectly related to the company's purpose. To this end, the company may acquire, sell, rent, or lease real estate. It may participate in other domestic and foreign companies, establish branches, and enter into transactions and conclude contracts that are suitable for promoting the purpose of the company. It may also arrange financing for its own or third-party account, as well as provide guarantees and sureties for subsidiaries and third parties.