Lianhua Technology has been a leader in innovating water quality testing instruments with a special focus on testing Chemical Oxygen Demand (COD) since its inception in 1982. The rapid digestion method spectrophotometer for COD testing has been a noteworthy product. In under 30 minutes, a user can obtain COD results, a feature first introduced by our founder, Mr. Ji Guoliang. He built the industry standard and for the past 40+ years, he and the R&D team have built on the innovations by providing more simplicity, speed, and precision for the user. We have consistently adapted and revamped industry standards. Our users span municipal sewage treatment, the food and beverages industry, and petrochemicals. Each product unit offers a custom solution to meet user needs while also ensuring international standards, precision, and reliability. Our ISO9001 Quality Management Certification, CE Mark, and many of our patents showcase the reliability and precision of our products. We have built a diversified market and expanded. For the past 40 years, we have consistently innovated to provide our users the finest instruments in water quality monitoring and analysis to help us in our dedication to protect global water quality.