Beijing SDL Technology Co., Ltd., stock code 002658, was founded in September 2001 and is located in the International Information Industry Base of Changping District, Beijing; With a registered capital of 600 million yuan, it is a high-tech enterprise specializing in environmental monitoring, industrial process analysis, smart environmental protection, and related service businesses. As a pioneer in the domestic market for environmental monitoring and analysis instruments, our company's business revolves around "products+system applications+services" in the fields of environmental monitoring, environmental informatization, and industrial process analysis. Our products are always positioned in the mid to high end market and are widely used in fields such as environmental protection, electricity, waste incineration, cement, steel, air separation, petrochemicals, chemicals, agriculture and animal husbandry, and scientific research. They are also exported to countries and regions such as Europe, America, Southeast Asia, the Middle East, and Africa. The company currently has over 2000 employees, including more than 300 research and development personnel and over 1000 service engineers. It possesses nearly 100 patented technologies and has won numerous honors, including the Beijing Municipal Enterprise Technology Center, China Environmental Protection Industry Backbone Enterprise, Zhongguancun National Independent Innovation Demonstration Zone's Hundred Thousand Project Enterprise, the first batch of environmental service industry pilot units under the Ministry of Environmental Protection, and the China Analytical Instrument Major Contribution Award; Multiple products have been awarded titles such as National Key New Product, Zhongguancun National Independent Innovation Demonstration Zone New Technology New Product, and National Encouraged Development Major Environmental Protection Technology Equipment Catalog. Two of these products have received key support from the National Major Scientific Instrument and Equipment Development Special Project. Xuedilong Company has always been committed to ecological technology and protecting green homes. We will continue to provide customers with high-quality analytical products and comprehensive solutions, focusing on our own technological, engineering, and scale advantages. Through continuous innovation in technology, products, business, and management models, we aim to continuously enhance our core competitiveness and strive tirelessly to become an outstanding ecological environment enterprise brand.