invention patent

You’re in the right place for invention patent.By now you already know that, whatever you are looking for, you’re sure to find it on Yoana.we guarantee that it’s here on Yoana.
At present, produced by Fujian youanna umbrella Technology Co., Ltd. has already applied for national invention patents. .
We aim to provide the highest quality invention patent.for our long-term customers and we will actively cooperate with our customers to offer effective solutions and cost benefits.