I have certainly confidence to solve self-sufficiency in grain of China, because I have ability to solve it. I have certainly ability to solve self-sufficiency in grain, because I have method to solve it. This method is my artificial soil technology. If you don’t believe that is true, please you spend a little time to read my Theory of Soil. You can see what and how soil school shows Chinese foreground and future of agriculture.
(to be proofread)