The purpose of this study was to explore whether the efficacy and survival time of patients with local advanced primary salivary gland adenocarcinoma could be further improved through the treatment of Surufatinib neoadjuvant for local advanced primary salivary gland adenocarcinoma, and to explore the safety and tolerability of this regimen.A Study of Surufatinib Neoadjuvant Therapy for Locally Advanced Primary Saliary Gland Adenocarcinoma：a Single-arm, Prospective,Open Label Study.
The objective is to investigate the efficacy and safety of Surufatinib Neoadjuvant Therapy for Locally Advanced Primary Saliary Gland Adenocarcinoma.