Zhonghuan North (Beijing) Instrument Co., Ltd. is a modern enterprise that integrates technology research and development, manufacturing, sales, and pre-sales and after-sales services. Main products: intelligent distillation device series, COD digestion instrument, intelligent microwave digestion instrument, intelligent graphite digestion and acid removal instrument, pure water hydrogen generator, air generator, intelligent graphite electric heating plate, filter, soil grinder and drying oven, extractor, infrared oil analyzer, sulfide analyzer, solid waste toxicity characteristics inlet and outlet system, volatile VOCS chromatographic pretreatment (headspace sampler, purge and capture, thermal desorption, low-temperature concentration device, gas sampler, gas generator) and various oscillators.

The company's products have gained a wide range of customers, including the China Academy of Environmental Sciences, the China Environmental Monitoring Station, as well as environmental monitoring stations in various provinces, cities, and counties, Tsinghua University, Peking University, and PONY Testing Group.

The enterprise always adheres to the principle of "focusing on innovation, focusing on products, and providing sincere services" to enhance laboratory capabilities. It is committed to technology promotion, professional technical research and development teams, production teams, sales teams, after-sales service teams, and convenient, efficient comprehensive technical support and services.