Unisem (M) Bhd is principally engaged in the manufacturing services of semiconductor devices in Malaysia. provides semiconductor assembly and test services to electronics companies. Its services include wafer bumping, wafer probing, wafer grinding, and a range of leadframe and substrate integrated circuit packaging, as well as wafer-level chip-scale packaging. It also offers RF, analog, digital, and mixed-signal test services. In addition, the company provides assembly, testing, failure analysis, and electrical and thermal characterization services. Geographically, its operations are located in Malaysia and the People's Republic of China.