Representatives of the two sides held in-depth exchanges and discussions in the conference room. First, they introduced Chentai's achievements and development prospects to customers through multimedia, and demonstrated Chentai's development in recent years. Due to time constraints, they directly entered the review stage. The review process was reviewed in a cross-process manner. First, the integrity of the documents of each department was reviewed, and then the specific operation process was reviewed based on on-site inspections.