证券日报网讯三川智慧（300066）11月19日在互动平台回答投资者提问时表示，公司智慧水务板块主营 业务是各类水表的生产、销售，主要产品包括从DN15到DN300口径的NB-IoT物联网水表、超声波水 表、电磁水表等多种计量产品，这些产品适用于各种场合的水流计量。 ...

Core Points - Ningbo Water Meter (Group) Co., Ltd. has developed an electromagnetic water meter that has been recognized as an "Excellent Industrial Product" in Zhejiang Province for 2025, highlighting its technical performance and market application [1] - The electromagnetic water meter features a design without mechanical moving parts, offering high precision, low power consumption, wide measurement range, and reliability, with an IP68 protection rating [1] - The product addresses issues found in traditional water meters, such as high pressure loss, clogging, and inability to measure low flow rates, making it suitable for various applications including urban water supply and agricultural irrigation [1] - The recognition reflects the company's ongoing investment in research and development in the electromagnetic water meter field, with positive user feedback from multiple municipal water projects [1] - The company plans to continue focusing on water measurement, enhancing product reliability and technical services, and advancing smart water solutions for industry clients [2]

Core Viewpoint - San Chuan Wisdom (300066) has a comprehensive product line in the smart metering sector, offering various metering products including NB-IoT water meters, ultrasonic water meters, and electromagnetic water meters with diameters ranging from DN15 to DN300 [1] Company Summary - The company provides a complete range of products in the smart metering field [1] - The product offerings include NB-IoT water meters, ultrasonic water meters, and electromagnetic water meters [1] - The company caters to a wide range of diameters from DN15 to DN300 [1]

Group 1 - The core business of the company in the smart water sector includes the production and sales of various types of water meters [1] - Main products consist of IoT smart meters, ultrasonic water meters, and electromagnetic water meters, focusing on hot and cold water measurement [1] - The smart water meters are primarily made with copper and stainless steel casings [1]

Group 1 - The company has a complete product line in the smart metering field, offering various types of water meters suitable for different applications and projects [2] - The product range includes NB-IoT water meters, ultrasonic water meters, and electromagnetic water meters, with sizes ranging from DN15 to DN300 [2]