Professor Yi Zhongtian, the lecturer of "Hundred Lectures", stayed at Rui'an International Hotel on the evening of August 2. The general manager of the hotel led the management to warmly welcome Professor Yi's arrival. All departments of the hotel made careful arrangements for the reception of Professor Yi. Professor Yi Zhongtian was invited by relevant parties in Ruian City to attend the Yuhai Forum and give a speech on "Chinese Roots".