TianJin GuoYang Limited is a high-tech innovative enterprise based on the R&D and management team. We have strong technical advantages in the fields of spectral composition detection and environmental monitoring instruments.
Currently, GuoYang is the leading company in mainland of China that develops its own UV gas analyzer (for on-line monitoring) and portable gas analyzer. The most representative products with the complete independent intellectual property rights of the company are: ultraviolet flue gas analyzer GYUG-001 series, portable gas analyzer GYPG-001 series, NIDR gas analyzer ,FTIR gas analyzer, NIR analyzer, flue gas sampling pretreatment system GYSS series.
Our products have been certified by metrology department in mainland of China, GYPG-001 series have passed the inspection of China National Environmental Monitoring Centre and obtained the certificate of China Association of Environmental Protection Industry.

Our customers include many famous domestic manufacturers in the field of environmental monitoring instruments. Products and services have achieved a good reputation from our customers.