In February 2015,SingHang Elec-tech increased the powersale management device and reactive power compensation device, and its R&D, manufuture, sales and sevice.

In February 2014,SingHang Elec-tech increased the ammeter box production line and its R&D, manufuture, sales and sevice.

In November 2013,SingHang Elec-techmovedto Building A2, No. 302Guiyue Road, Potouhe Cummunity GuanLan Sub-district,Longhua New District, ShenZhen. In possession of its plant area of 10160 squaremeters, SingHang Elec-tech increased capital to 51 million yuanand production equipment and measuringequipment of 5 million yuan ,employingmore than 400 staffs, annual yield capacity to 5.5 million electronic kilowatthour meters.

In May 2009, SingHang Elec-techexpanded the scale, and its site of 7F,Building B-C, Second Industrial Zone, Longjing, Nanshan District, ShenZhen. Inpossession of its plant area of 3600 square meters, SingHangElec-tech increased capital to 24 million yuan and intelligent electronic kilowatt hour meter and intelligentterminal according to the power grid requirements, annual yield capacity to 1.5 million electronicenegy meters.

In February 2007, SingHang Elec-tech movedto 7F, Building B,  Second Industrial Zone, Longjing, NanshanDistrict, Shenzhen. In possession of its plant area of 1800 square meters, SingHangElec-tech increased the registered capital to 12 million yuan, its market fullyopened and increased business of Hunan, Jiangxi, Xinjiang, etc.

In October 18,2002, SingHang Elec-tech founded in 6F,Building 36, Shahe Industrial District,Baishizhou, Nanshan District,ShenZhen.Its plant area possessed 800 square meters and its registered capital was 4million yuan. At the beginning, mostly we were selling electronic kilowatt hourmeter and LV AMR.