A Study to Evaluate Efficacy and Safety of Zanubrutinib With R-CHOP in Newly Diagnosed Non-GCB DLBCL Patients With Double Expression

"Zanubrutinib 160 mg BID administered by oral every day of each 21-day cycle. Rituximab 375 mg/m2, Cyclophosphamide 750 mg/m2, Doxorubicin 50 mg/m2 and Vincristine 1.4 mg/m2 (maximum total 2 mg) administered by IV infusion on Day 1 of each 21-day cycle.~Prednisone 100 mg administered by oral on Day 1-5 of each 21-day cycle. After 6 cycles of zanubrutinib and R-CHOP combination therapy, patients achieved CR will continue to receive zanubrutinib 160mg BID for 1 year."