Hefei Leading Energy-saving Technology Co. Ltd. (LD for short) is a Sino-Australian company, specialized in the R&D, manufacture and sales of heat pump water heater, integrated solar water heater and split solar water heater. Established in Wuxi in 2004 with 100, 0000 yuan for registered capital, Anhui Lead Tech Co. Ltd. had moved to Hefei in 2007 and have had possesion of 14 patents up till now.

Together with paterners in 2008, LD grown up to an enterprise with 120 sets of equipment, 86580 square meters workshop area, over 6, 500, 000 Yuan fixed-asset investment and annual production volume 500, 000 various kinds of water heater manufacturing capacity.