Can a design idea be patented?

It is difficult to generalize what patents protect. But for your question, I think the answer you might want is: the patent protects a technical solution. A design idea, if it can become a technical scheme, can still be protected by patent. Go to Bajie Intellectual Property, find a professional agent, solve all your patent problems, and provide the most professional services. Now you can enjoy the 4.26 activity discount, apply for a patent at Bajie Intellectual Property and conduct patent transactions.