Hisun is a One Stop Design & Manufacture Solution Partner. Which Focus on designing, developing and manufacturing all kinds of sport product for both Land and Sea. such as Efoil surfboards & Electric SUP Board Fin & Led paddle board & folding ebike etc. Why us ? 1). there will be 4-5 technology & sport products developed every year. 2). we have a strong R&D team, One of the best in China. 3). help to develop some high-tech product if customer need technical support.