About DOBEST advantages as below:1, Since 2009 DOBEST management has been working on LED lighting industry since 2009 2, Raw Materials workshopDOBEST have injection and extrusion workshop to work for new developed and customize product 3, Professional engineers team DOBEST have professional optical design, appearance design , thermal design, structure design and electronic design engineers team. 4, Professional Marketing team Our professional marketing promotors collect your requirements, timely feedback to the relevant departments to help you solve problems, provide quality, fast after-sales service.