国光股份：持有150个植物生长调节剂登记证，居国内首位

Group 1 - The core viewpoint of the article highlights that Guoguang Co., Ltd. holds 150 registration certificates for plant growth regulators as of June 30, 2025, representing 7.7% of the national total, making it the leading company in this sector in China [1] - The industry is described as relatively fragmented overall, but the leading companies maintain a stable market structure, with Guoguang Co., Ltd. reinforcing its industry position through its significant number of registration certificates [1]