hi kumar, we are interested in ur plate with following clarifications 1.place,nearest city,state 2.do u have test report,pulled rise is becoming black or not 3.r u the owner or middlemen, have u done pin,rice,water,candle,wire,torch,what all test u have done. send me a photo or video to confirm u have the product. terms replay me to rpbangalorebuyer@gmail.com