Established 1999, Gaopin (Beijing) Technology provides ultrapure water treatment and water recycling systems to semiconductor manufacturers. The company has previously completed projects for Texas Instruments and SMIC, among other advanced semiconductor manufacturers.

Gaopin (Beijing) Technology's ultrapure water treatment systems include over 18 processes, such as multi-media filtration, activated carbon adsorption, ion exchange, reverse osmosis membranes, ultraviolet treatment, electrodialysis, ultrafiltration, nanofiltration, and degassing processes.

The company's reuse systems include membrane technologies, electrodeionisation, and filtration, producing process recovery rates of over 75%. It also provides operation and maintenance services.