YIMINGDA, Specific on series of slide switch, rocker switch,micro switch etc, Widely used in the household electronic appliance such as Hairdryer, Vacuum cleaner, Desk Lamp, Micro Oven ETC^In order to produce safe products for whole world's use,we strictly control chemistry materials which do harm to the world. Re RoHS Directive(Restriction of the use of certain hazardous substances in electrical and electronic equipment) carried out after July 2006,we have carried out after March 2006. All of Our products are comply to ENEC, NEMKO, VDE, CQC, CD, CB and so On