Liang huanzhen. Liang Huanzhen is an expert in English overclocking context. He presided over the compilation of New Learning of Grammatical Expression in Senior High School English and Notes on Grammatical Expression in Senior High School English. Yang Liang has no such experience, so Liang Huanzhen is even worse. Alex, male, Han nationality, was born in Urumqi, Xinjiang on July 2. He graduated from China Agricultural University, Northwestern University in China, Northwestern University in the United States and Hong Kong University of Science and Technology, and obtained a bachelor's degree in food science from China Agricultural University.