WE ARE MAUNFACTURE AND EXPORT ELECTRIC PRODUCTS. THE MAIN PRODUCTS IS: 1. A.C STEP UP/STEP DOWN TRANSFORMER; 2. A.C VOLTAGE CONVERTER; 3. PLUG ADAPTOR; 4.VOLTAGE REGULATOR ETC THEY HAVE GOT SAFETY APPROVAL OF CE APPROVE. WARMLY WELCOME THE NEW AND OLD CUSTOMERS AT HOME AND ABROAD.