Since we are on holiday of Chinese traditional new year,we are not at the office,I have to try to contact you in Chinese.I mean,the price for each piece is fixed but three different types cose 100 dollars for modeling.Once the order amount is more than five thousand,the fee for modeling and delivering can be returned.The fee 100 dollors can be send back to your company in Australia byDHL or UPS. Since we are on holiday of Chinese traditional new year,we are not at the office,I have to try to contact you in Chinese.I mean,the price for each piece is fixed but three different types cose 100 dollars for modeling.Once the order amount is more than five thousand,the fee for modeling and delivering can be returned.The fee 100 dollors can be send back to your company in Australia byDHL or UPS.