Dear Sir or Madam, We are presently importing Double row(PG-2001A1,A2 and D1) and single row with heating function since long time from Wellmax company,if you are not engaged with wellmax ,please kindly send your quotatiions asap per list below 1-2000pcs double row with heating function 2-3000pcs single row with heaing 3-3000pcs single row simple and similar other product as1000pcs each HW-2001A4,B1,A3,B2,B4 Kind Regards Kadir Derekoy Mega Saglik As