Mp3/mp4/led/security/t5 lamp/solar energy/lcm(tft-2.8"to 19")/lcd panel/precise motor(setp/axis motor)hardware:screw/press /slice to pare/not intentional grind/the plastic projection /equipment instrument/electric power electrical engineering:the solar energy equipment/hydrogen oxidize machine/energy lamp /precise molding tool development/the guest make the construction of the product/production line *containment:hardware/electronics/lcm/the automatic equipment/machine process ík.