Shanghai Yueran Information Technology Co., Ltd. (referred to as "Yueran Information") is a technology-based enterprise specializing in the application of RFID automatic identification technology and IoT data collection technology, with many years of industry experience. Relying on RFID products, the company is committed to the organic combination of Internet of Things technology and "Internet plus", providing customers with the most cost-effective products, and constantly exploring the application field of RFID technology. The company's main products include RFID handheld terminals, barcode handheld terminals, fingerprint recognition handheld terminals, second-generation certificate recognition handheld terminals, handheld terminals with printing, RFID readers and writers, RFID electronic tags and related accessories. The RFID frequency band involves low frequency (125KHz, 134.2KHz), high frequency (13.56MHz), ultra-high frequency (860-960MHz), and microwave frequency (2.45GHz). We also provide peripheral supporting products for RFID devices and comprehensive industry solutions. Yue Ran Information is a professional RFID technology service provider in the field of the Internet of Things, with a core team consisting entirely of master's degree holders and over ten years of industry experience in radio frequency identification and the Internet of Things. The handheld terminals, RFID readers, electronic tags and other products developed by the company are widely used in various fields such as Industry 4.0, smart transportation, warehousing and logistics, intelligent inspection, anti-counterfeiting traceability, parking lot management, building security, electronic tickets, and one card. Since its establishment, the company has always regarded "service, quality, and reputation" as the three important standards for sustainable development. In terms of service: Adhere to the principle of "leading technology, service first", and provide customers with efficient, thoughtful, and economical personalized services; In terms of quality: With the aim of "quality assurance and quality guarantee", we ensure product quality and stability, allowing every customer to use our products with peace of mind for a long time; We firmly believe that reputation is an important guarantee for the long-term development of Yueran Information. We will also lead by example, devote ourselves to every aspect of our work, adhere to customer centricity, continuously create long-term value for customers, and achieve win-win cooperation.