Anji Microelectronics Technology (Shanghai) Co., Ltd. engages in the research and development, manufacture, and sale of semiconductor materials worldwide. The company offers chemical mechanical polishing liquid, such as copper and copper barrier layer series, tungsten polishing liquid, silicon polishing liquid, oxide polishing liquid, and other products; copper chemical mechanical polishing liquid; and tungsten, dielectric layer, silicon, and shallow groove isolation chemical mechanical polishing liquid. It also provides photoresist remover, including a series of products for integrated circuit manufacturing, wafer-level packaging, and LED/OLED and other products. The company was founded in 2004 and is headquartered in Shanghai, China.