Jiangsu Tianrui Instrument Co., Ltd. owns five wholly-owned subsidiaries: Suzhou Tianrui Environmental Technology Co., Ltd., Beijing Bangxinweiye Technology Development Co., Ltd., Shenzhen Tianrui Instrument Co., Ltd., Shanghai Bashi Biotechnology Co., Ltd., and Tianrui Environmental Technology (Xiantao) Co., Ltd., as well as three controlling subsidiaries: Xiamen Mass Spectrometry Instrument Co., Ltd., Jiangsu Guomeng Testing Technology Co., Ltd., and Shanghai Panhe Scientific Instrument Co., Ltd. The headquarters is nestled by the scenic Yangcheng Lake in Kunshan City, Jiangsu Province. The company specializes in the research, development, production, and sales of analytical instruments such as spectrometers, chromatographs, and mass spectrometers, along with their software. With a comprehensive product range, it offers professional solutions for environmental protection and safety, industrial testing and analysis, and other fields. Tianrui Instrument aims to be a participant in the industry's technology and continuously explore the pinnacle of the global analytical field. Providing more advanced products and satisfying services, the company also offers comprehensive industry solutions for numerous sectors, including electronics, electrical appliances, jewelry, toys, food, construction materials, metallurgy, mining, plastics, petroleum, and chemicals, thereby driving the rapid globalization of the Chinese economy. Jiangsu Tianrui Instrument Co., Ltd. successfully listed on the Shenzhen Growth Enterprise Market in 2011, stock code 300165. With over 30 service centers across the country and more than 100 global agencies, our services are available worldwide. The company has established a professional customer service center with a toll-free hotline, providing immediate and rapid solutions to customer issues, with a 4-hour response and 24-hour on-site service.