Beijing Qidu Ruiji Technology Co., Ltd. is located in the beautiful Shijingshan Park of Zhongguancun Science and Technology Park in Beijing. We have gathered a group of management and technical elites in the domestic industry, and relying on our technological advantages in the field of instrumentation in Beijing, the company has achieved rapid development in the fields of industrial measurement and control instruments, environmental monitoring instruments, water quality analysis instruments, online monitoring instruments, meteorological instruments, oil testing instruments, food safety instruments, and agricultural testing instruments, becoming an enterprise that integrates research and development with sales. We are dedicated to providing customers with comprehensive, convenient, one-stop, and satisfactory technical support and services. The company currently has research and development department, sales and service department, etc. In order to better meet application needs, enhance product cost-effectiveness, and deepen cooperation with customers, the company also undertakes product research and development projects as well as OEM products. The company's main products include industrial pH meters, online pH/ORP analyzers, acidity meters, conductivity meters, and water quality five parameter measuring instruments (PH, ORP, conductivity, etc.), TDS， Salinity analyzer, COD analyzer, BOD analyzer, hexavalent chromium analyzer, turbidity analyzer, residual chlorine and total chlorine analyzer, total phosphorus analyzer, phosphate analyzer, ammonia nitrogen analyzer, total nitrogen analyzer, portable heavy metal analyzer, gutter oil analyzer, edible oil quality detector, pesticide residue analyzer, veterinary drug residue analyzer, food multi parameter analyzer, formaldehyde analyzer, aflatoxin analyzer, testing machine controller, weighing instrument, torque speed power analyzer, handheld tensile tester, traction tester, timer, counter, temperature controller, pressure gauge, inspection instrument, anemometer, atmospheric pressure gauge, rain gauge, temperature and humidity meter, soil acidity meter, soil hardness meter, etc. The sentence is:. The company adheres to the business philosophy of "courageously pursuing excellence, valuing the common development of talents, and treating each other with sincerity and mutual benefit". By utilizing advanced technology, high-quality products, and a premium service network, we fulfill our commitment to our users.