Is Yiwu Hu Mei Gymnasium indoor or outdoor?

Indoor.

According to Di Bao of Jinhua, the Hu Mei Sports Center in Yiwu is located on the beautiful Yiwu River, with stadiums, gymnasiums, swimming pools, track and field training grounds, tennis courts, fitness centers and outdoor squares. The stadium has 35,000 seats, a 400-meter-long plastic runway and a standard green lawn. Hu Mei Stadium in Yiwu has excellent facilities and incorporates many new technologies in today's world. Its east and west awnings adopt cable-membrane structure, which is novel in shape. The top membrane and plastic runway are imported from Germany and constructed by German engineers. The sound system adopts American doctor system, and the light source is Philip's light. The football field lawn is the first large-scale sowing of American grass seeds in China. Full-color high-definition large electronic display screen covers an area of 2 15 square meters, with an investment of16.5 million yuan, and there are only three in China.