No, I transferred him 900 yuan, and then gave me some anodyne guidance, which was basically useless. It's all some basic SEO common sense, which feels unreliable. He just takes students' cases every day, saying it's all his own credit. In fact, they are all his own trumpet, and occasionally there are P pictures, and his real name is Kong Desen, who is from Jinan, Shandong. Forget it, just buy a lesson.