Savvy enviro-tech limited aim at buy and sell energy saving products solutions. We now have a lot of 2nd hand/used high pressure sodium lamp ballast, which are mainly 150w 250w. Those goods used by the link real estate investment trust (hong kong stock ...

Aihua Lighting Appliance Company Limited is specializing in high intensity discharge Lamps. The advanced production machines were imported from Europe, the products are mainly divided into four categories of HID lamps, Metal Halide Lamp and High Pressure ...