Shanghai Guyu（Under its jurisdictionShanghai Guyu Electronics Co., Ltd., Shanghai Guyu Environmental Protection Technology Co., LtdSince its establishment, the professionDedicated to the research and development, sales, installation, commissioning, training, and other services of water quality monitoring and analysis instruments in the environmental protection industry.

The company“Quality as the root, reputation as the foundation”Our business philosophy is based on“Professional, responsible, reputable, and real-time service!”To uphold our service philosophy, based on our years of industry experience and profound professional knowledge, we recommend high-quality products and provide detailed pre-sales and after-sales services to both new and old customers.

Guyu ElectronicsMainly engaged in the research, development, production, and sales of analytical instruments. At present, the main products include PH/ORP, dissolved oxygenCODOnline analytical instruments for ammonia nitrogen, total phosphorus, etc.

Guyu Environmental ProtectionMainly engaged in the agency and sales of high-quality analytical instruments at home and abroad.