Hangzhou Zexi Biotechnology Co., Ltd. is a high-tech company specializing in microbial analysis and testing technology research and instrument equipment production. It was established in cooperation with the Key Laboratory of Medical Image Processing, Ministry of Education, Zhejiang University. At present, we mainly develop and produce fully automatic colony counter, chromosome fluorescence analyzer, spiral inoculation microbial colony analyzer, inhibition zone measuring instrument, antibiotic potency analyzer, algae counter, algae auxiliary identification system, plankton counter, biological microscopic analysis system and other products. The product is widely used in scientific research, inspection and quarantine, quality supervision, environmental monitoring, disease control centers, drug and biological product testing, food and drug daily chemical production, as well as steel, petrochemical, chemical and power industries.