This reflects three more deep-level trends. The ecological competition between open-source and closed-source models is forming an Android-Apple-style pattern. Open-source models, such as DSEC, are fast-spreading developers with low cost and high control advantages, while closed-source models, such as GPC4 and Cloud, to build a professional report database, stick to the hot spots of the industry for many years, and continue to produce the latest industry research reports. At the same time, we provide profess ...