That is true. However, I never tell them what they are for. I made my rods that way too. Second way of doing things you utilize two companies for one pair of things. One example would be headers. Company A make Left and Company B make Right.there is no loyalty in business with the chinese companies. They are very very difficult to setup a professional relationship. I've been screwed over a few bucks two or three times. I wouldn't bother. Today they sell to you, tomorrow they sell your design to someone else who will put it on ebay.