Remarkable Performance in Scientific and Technological Innovation
In 2021, Yiyang Hongyuan applied for 3 invention patents, 6 utility model patents, 1 authorized invention patent, 3 utility model patents, and 1 registered international trademark.
In 2021, Yiyang Hongyuan applied for 3 invention patents, 6 utility model patents, 1 authorized invention patent, 3 utility model patents, and 1 registered international trademark.