Changhao Electrical System is a professional and leading power supply company. We designs and manufacture AC/DC DC/DC DC/AC AC/AC standard and customized Power system. We have more than 20 years experience in electrical industry and owned the famous brand "ShaZheng". The power supply for following industry: Metallurgy, Chemical, Galvanization, Autocar, Spinnery, Coloured-Metal etc.

The product line including the series: High frequency Switching power supply, Galvanization, Oxygenation, Pigmentation, Electrophoresis, Electroanalysis, Special power supply etc.

We provide both innovational technical type SCR (Semiconductor Controller Rectifier) and SPS (Switching Power Supply) power system. (Strong Recommended) The advantage is to saving power cost more than 20% and long-life using. We offer the best price and good quality with quick design/manufacture and delivery/installation/commissioning. Number of series products have already been exported to Asia countries Singapore, Indonesia etc.