Trường Tiểu Học An Sơn

Quan Hien Joint Stock Company was established in 2001, is a company with 100% Taiwan capital. Main industries:- Assemble high-voltage and low-voltage electrical cabinets, control cabinets, transformers with capacity of 40kV or more and electric motors.- Design, supply, construction, repair and maintenance works for electrical systems up to 35kV, refrigeration systems and lightning protection systems, water supply and drainage systems and sanitary facilities.- Producing inverters, processing iron and steel, mechanical shells for machines.