Pls find " QAL tracking log " in attached file .Krab and I already dicuss with team (PD,Material,Commercial & Incoming section) and they have conclusion by request from DTS buy switch controller 2 pcs for JSI and then we will be buy those from you again due to JSI didn't have data base of switch controller supplierr so that complecated to buy this one . If you have any question pls do not hesitate to contact me.