On the morning of September 28, 2020, the signing ceremony of the Cooperation Agreement between Guangdong Province and Guizhou Province was held in Guangzhou. At the signing ceremony, Zuo Yi, Deputy Secretary of the Party Committee of Guangzhou Municipal Construction Group Co., Ltd., and Qiu Guoyuan, president of Bijie Vocational and Technical College, Tang Hanghao, deputy director of the Standing Committee of Guangzhou Municipal People's Congress and chairman of Guangzhou Federation of Trade Unions, signed the Joint Schooling Agreement of "Guangzhou Construction Class". The party and government delegation of Guizhou Province attended and witnessed the signing ceremony. A total of 47 projects were signed in this ceremony.