Disclosed are radio frequency interference cancellation techniques that effectively estimate RF interference to the data signals being received using a frequency domain model, and then remove the estimated RF interference from the received data signals. The thus produced resin composition inhibits leaching of irritative substances, reduces any adverse effects on the human body by endocrine disruptors, etc. The information may include the amount of film used to wrap the bale and thus the number of wrapping layers, and the name of the person responsible for wrapping the bale.