What is your sample policy? We are willing to offer the sample, but you have to bear the cost and freight in advance. And later we will deduct the sample fee in the large cargo. How long is the sample time of the shower tray? If we have the same sample in stock, it will be sent soon. If not it takes about 35 days from the date we receive the deposit. Can I have our own OEM? Yes, we have complete technical team for OEM service.