BESN-Expert in energy saving lighting BESN is a specialized manufacturer and OEM of electronic HID ballast and high-efficiency solar lighting system. BESN has a strong R&D team and is equipped with most advanced experimental, production and testing facilities. Over the past few years, BESN has established extensive relationship with the well-know research institutes and universities in China and keeps a close eye on the latest development of electronic technology both in China and abroad. We fully understand the importance of product quality and manufactures in strict accordance with ISO9000 quality system. All these ensure that BESN products have successfully taken the lead within the industry in China. BESN brand electronic ballasts are well known for innovative designs, significant electricity savings, high illumination efficiency, and environmental friendliness in China. Together with you, we are very ready to start the new field of the energy saving causes for the whole world We are manufacturing the following products (and any kinds of electronic ballasts according to your special requirements) 1,High efficient solar/wind street lighting system, solar& wind hybrid street lighting system 2,Electronic ballast for low pressure sodium(LPS)lamps(AC110V-220V,DC12V-36V,18W-180W) for high pressure sodium(HPS) lamps(AC110V-220V,35W-750W) for metal halide(MH)lamps(AC110V-220V,35W-750W，DC12v-36v,20w-150w) 3,DC fluorescent lamps and UV lamps 4,Various HID lamps and lighting fixtures with electronic ballast included 5,OEM of the above products