ACM Research, Inc. (NASDAQ:ACMR) is one of the 14 Small Publicly Traded Semiconductor Companies to Invest in Now. On September 17, ACM Research, Inc. (NASDAQ:ACMR) introduced its first Ultra ECDP Electrochemical Deplating tool, which is specifically designed for wide bandgap compound semiconductor manufacturing. The Ultra ECDP tool is designed for electrochemical wafer-level gold (Au) etching performed outside of the wafer pattern area. According to the report by ACM Research, Inc. (NASDAQ:ACMR), the tool ...