Phase I Study of LNF1901 in Advanced Malignant Tumors

LNF1901，7 dose groups:0.003mg/kg、0.03mg/kg、0.1mg/kg、0.3mg/kg、1mg/kg、2mg/kg、3mg/kg，IV, infusion time 60min±10min, Q3W, until disease progression or other reasons to stop treatment, the longest administration to 2 years, whichever occurs first.