Our company was established in October 2020, it is a manufacturer of office machinery and equipment,  Major History Ideas and Concepts (2020): A4 House Design Prototype Development (2021): Identifying and complementing various issues such as security issues * Intellectual Property Rights: Patent (2), utility model (1), trademark (2), PCT (2), Japanese utility model (1), Chinese utility model (1) Mass production stage (April to July 2022): Completion of mass production preparations * Product production facility registration, the establishment of the company-affiliated research institute Government Certification (April to November 2022) * Technology development product trial purchase (April), innovation product (September), performance certification (November), venture company certification (November 2022) Participated in the Kenyan and US Export Consultations (November-December, 2022)  A4 House, a proprietary patented product, provides real-time data on IOT-based copy paper usage information, It is a service that is always available. It has been used for copy paper related orders, inspection, delivery, filling, It eliminates a series of cumbersome processes such as by-product disposal, storage, inventory management, and enables systemic control of managers. ⁇ The world's first product without a competitive product line. * Just as water purifiers provide water for 365 days, A4 House is a service that makes copy paper available at all times. * Product Composition: A4 House + Coordinator + Dedicated App