This was a multicenter, open-label, phase 2 study to evaluate efficacy, safety, and tolerability of BGB-3111 (zanubrutinib) 160 milligrams (mg) twice daily (BID) in combination with rituximab in Chinese participants with relapsed/refractory (R/R) diffuse large B-cell lymphoma (DLBCL) (non-GCB [non-germinal center B-cell-like] subtype) and R/R indolent lymphoma (follicular lymphoma [FL] and marginal zone lymphoma [MZL]).