Nanjing LED SMD Factory Price, Purchase, Unit Price, Which is the Best? [Wanshi Bo Electronic Co., Ltd. Nanjing Branch] The company specializes in the design of Back Light, SMD LED, and LED application products. Back Light products mainly include LED digital backlights, instrument backlights, PDA backlights, etc. SMD LED products include Conventional Type, Ultra High Type, Special Color Type, Bi-color Type, Tri-color Type, Top View Type, and High Power Type, etc. The main production base of the company is in Shenzhen, while the Nanjing branch is responsible for regional business, with independent operational rights, and products are directly sold to American, Korean, and domestic foreign enterprises. Bracket 1) The role of the bracket: Used for electrical conduction and supporting the entire LED bead. 2) Composition of the bracket: The bracket is formed by electroplating the bracket material, consisting of five layers from inside to outside: material, copper, nickel, copper, and silver. 3) Types of brackets: Cup bracket for focusing, flat head bracket for wide-angle diffusing Lamp.