Know it's not a scam. Wu Zhi Science and Technology is a postgraduate teaching and training institution, which cuts into postgraduate teaching and training with question bank. At present, it has developed into a postgraduate complex integrating question bank, teaching and accommodation. The developed APP "Pocket Question Bank" has included more than 6.5438+0.3 million question banks, including mother questions, extended questions and practical questions, covering more than 200 postgraduate entrance examination majors.