In response to global environmental challenges and the need for sustainable development. this study investigates the spatiotemporal evolution and determinants of green economy efficiency (GEE) across 30 Chinese provinces from 2005 to 2021. By employing a Slack-Based Measure (SBM) Data Envelopment Analysis (DEA) model. kernel density estimation. https://parisnaturalfoodes.shop/product-category/goldenseal-tincture/