G. H. Liew Engineering (1990) Sdn. Bhd. is currently headed by Ir. S. F. Chew (who is competent to carry out testing up to 500KV and is certified by ENERGY COMMISSION, MALAYSIA).

The company is registered with the ENERGY COMMISSION, MALAYSIA for the purpose of carrying out site test, maintenance service and fault investigation for electrical apparatus up to 500KV. We have in our employ 2 Testing Engineers and 9 testing Technicians. This company is a continuation of G. H. Liew Engineering Services Sdn. Bhd. which has been in the business of electrical testing since 1975. Our work covers the testing of electrical switchgear (circuit breakers, Gas Insulated Switchgear(GIS), Ring Main units), current transformers, voltage transformers, generators, cables, electrical control and protection relay panels. We also carry out fault investigation, cable fault location and automated recordings of electrical parameters.