It is a high-tech filter element testing laboratory with various professional testing capabilities, such as flow differential pressure test, filtration efficiency test, integrity test, high temperature aging test, SDI test, TOC test, bubble point test, filtration life test, pressure test, pressure maintaining test, metal ion test, etc, Dally company serves the display panel manufacturing industry and is a leading technology innovation company in the domestic filtering industry. Provide excellent filtration solutions for panel manufacturing, electronic chemicals, new energy and other industries, help customers improve their technical level and product yield, including etching and developing in LCD and OLED manufacturing process.