Indonesian appliance retailer PT Electronic City is to invest US$15 million on strengthening its online shopping site and to develop its back end IT infrastructure.

It will also open another seven stores this financial year and renovate some of its existing outlets.

Electronic City has 70 stores across Indonesia, operating in 22 cities in 15 provinces.

The 14 year old company, which listed two years ago, has reported a stunning 600 per cent year on year increase in sales through its eCommerce site during the month-long Ramadan fasting season.

The overall business is budgeting for 10 per cent revenue growth this year, its stores selling IT and office equipment, mobile devices, home appliances and audiovisual equipment. It holds a share of about 41 per cent of the Indonesian appliances market.