Hanchang corporation, a leading manufacturer of Water Quality Monitoring instruments, has established an excellent reputation for its excellently designed and high-quality equipment.

We manufacture accurate and reliable scientific instruments. Our water monitoring products and flowmeters have been produced since 1987.

In 1993, Hanchang Corporation is established by independance of Sechang Corporation's producing department.

Our product line ranges from water quality monitoring instruments such as pH Controllers, DO Controllers, MLSS Meters, COD Meters, and SS monitors, to flow meters such as open channel flowmeters. 

All of our products can be used easily and accurately even without training. Our products are manufactured according to strict quality standards. Every product shipped is tested strictly and calibrated individually. All units contain electronics parts and an electronic sensor.