Clinical Trial of TJ271 Injection Combined With Pembrolizumab in the Treatment of Advanced Solid Tumors

A Multi-center, Open-label Phase II Clinical Trial of TJ271 Injection in Combination with Pembrolizumab in Chinese Patients with Advanced Solid Tumors to evaluate the anti-tumor efficacy, safety, pharmacokinetics and immunogenicity of TJ271 in combination with pembrolizumab in patients with advanced solid tumors.