Since its establishment in 2002, Shanghai Xuanren Environmental Protection Instrument Co., Ltd. has always emphasized the purpose of "professionalism and service", providing suitable online analytical instruments and good after-sales service for a large number of environmental engineering companies and users, and receiving high praise from users. The company continues to grow and develop on this basis, extensively communicating and cooperating with professional manufacturers at home and abroad, introducing a number of environmental monitoring instruments that are in line with China's national conditions. Its characteristics are cheap, easy to maintain or even maintenance free, stable operation, and can adapt to various harsh conditions. * * * *, one-stop procurement "- With advanced technology and reliable quality, our company can provide one-stop solutions for sewage treatment plants, offering customers one-stop services. We provide various measuring instruments needed in the sewage treatment process, including water quality analysis, flow measurement, liquid level pressure, system integration, and maintenance, from inflow warning, biochemical process control to effluent monitoring (pollution source online monitoring). On the other hand, products at different price points can be provided, offering a variety of optimization options for users with different budgets. The v ***** BOT sewage treatment plant project, especially small and medium-sized sewage plants, has the characteristics of small investment scale, fast construction speed, high engineering quality requirements, and few operation and maintenance personnel. There are few personnel and high requirements for automation, but due to limitations in investment funds, the cost-effectiveness of the product is strictly required. Shanghai Xuanren Environmental Protection Instrument Co., Ltd. directly acts as an agent for professional manufacturers' products, ensuring high-quality products while reducing costs and shortening delivery times. In addition, we can also directly contact professional manufacturers for more professional learning and training, providing better services for BOT investors It is in line with the pragmatic spirit of the BOT party, as it aims to draw on the strengths of various brands without burdening the brand. At the same time, this means flexibility and not being limited by the length of one company. Our company can flexibly choose high, medium, and low price products according to the needs of the process to meet actual needs. Although our company represents numerous brands, after extensive learning, training, and practical application, our high-level technical engineers are able to install, debug, train, and maintain the corresponding instruments on their own. Provide customers with pre-sales selection and after-sales service with a professional perspective. Ensure that the products provided have: low price, good cost-effectiveness, low maintenance, few spare parts, and low operating costs. V Service Inventory Service: Our company insists on arranging reasonable inventory, providing fast delivery, and fast repair services. On site demonstration service: Our company provides free product communication, training, and physical demonstrations, so that your company's engineers have the opportunity to have a deeper understanding of our products. Pre sales trial: Our company can also provide free trial of products with certain conditions. If your company still does not trust our use, our technical engineers will provide product trial after confirming that it has working conditions. After sales warranty: Our company offers a 3-year free warranty for products of different types. Maintenance and upkeep: Our company also undertakes instrument maintenance and upkeep contracts to ensure that your company can use instruments normally with minimal personnel and investment.