This pair of "buyers" and "sellers" can actually chat three times at CIIE2018-11-13
On November 8th, the large-scale retail buyer alliance of one of the “four major alliances” of the Shanghai Trading Group conducted a centralized signing. Liu Yanyan, general manager of Shanghai Sanlian (Group) Co., Ltd., and Dumano, the president of Essilor Greater China, sat side by side, and the signing ceremony had not yet begun. The two chatted again.
Source: Wenhui Daily