The relationship between Yin Yajie and Zhao Xiaochuan.

Zhao Xiaochuan is the chairman of Sinopharm Guo Da Pharmaceutical Co., Ltd., and Yin Yajie is the general manager of Shenyang Guo Da. They all work in Guo Da Pharmaceutical Group, but they hold leadership positions in different subsidiaries. Their relationship is mainly based on their working in different departments of the same company.

This relationship is usually common in large companies, and the leaders of various departments or subsidiaries need to work together to ensure the overall operational efficiency and effectiveness of the company. This relationship contributes to the information flow within the company, as well as coordination and decision-making when necessary. Therefore, it can be said that Zhao Xiaochuan and Yin Yajie are colleagues, and they promote the development of the company in their respective posts.