I. Application fields

Semiconductor material, components, printed circuit board and integrated circuit

Clean aluminium foils and workpieces manufactured by electrolysis capacitor

Electronic tube production, electronic tube negative pole coated with carbonate preparing liquor

Pure water for picture tube and cathode ray tube production and preparation.

Pure water for black and white picture tube fluorescent screen’s production, glass shell cleaning, sedimentation, moist, cleaning membrane and tube necks.

Pure water for liquid crystal display production, pure water for cleaning screen face and pure water for preparing liquor

In the production of transistors, cleaning silicon sheet, and a little is used to prepare medicine liquor

Clean silicon sheet with high pure water in integrated circuit production

LCD screen, plasma display screen.

High quality picture tube and fluorescent powder production

　　The production, processing and cleaning of semiconductors and wafer materials

　 Ultrapure materials and ultrapure chemical reagents, ultrapure chemical engineering materials

　　Laboratory and pilot workshop

Surface polishing treatment of automobiles and household appliances

　　Photoelectric products, other high-tech subtle products

II. Preparation technology of ultrapure water system

Raw water tank ---full-automatic quartz sand filter ---full-automatic activated carbon filter ---full-automatic softener ---double-stage RO ---middle water tank ---water pump ---EDI ---purification water tank ---pure water pump ---TOC removal device ---polishing mixed bed ---0.2 or 0.5 μm precision filter ---water-user (≥18MΩ.CM) (the newest technology)