Hengchen Optoelectronic Science & Technology Co., Ltd. is a high-tech enterprise specialized in the R&D, manufacture and sale of LED fluorescent lamps, LED light bulbs and LED high power spot lamps, which are Environmentally Friendly, Energy Conserving, Extremely Bright, Extremely Reliable, Cool and More Efficient than traditional fluorescent lamps and Halogen, Incandescent and Compact Fluorescent Bulbs. We comply with ISO9001:2000 quality management system standard. Most of our products have CE, RoHS and/or TUV certificates. We have optical, electrical, thermal and structural experts consisting of a powerful LED application product research & development team. We have invested in millions of dollars to build the automatic static-proof and dustproof production workshop. Through the exact Optical and Thermal design, now we are taking the leading position in making LED fluorescent