1. Last year, corn futures soared, which had a great impact.

2, policy support, national policies for the vigorous development of seeds, but also very beneficial to this stock.

3. The interim report greatly exceeded expectations.

This is a good stock. To analyze stocks, we should comprehensively analyze problems from the aspects of policy, fundamentals and technology. I suggest you look at the blog of the "rising star" teacher. There are many articles about how to analyze stocks and grasp the expectations of stocks, so as to choose and buy good stocks. I hope I can help you. You can find them through search.