JS004 Combined With Toripalimab and With Standard Chemotherapy Treat Patients With Advanced Lung Cancer

200mg via IV infusion once every 3 weeks;JS004 will be administered in combination with toripalimab until disease progression or intolerable toxicity or up to 2 years of treatment or other reasons specified in the protocol

240mg via IV infusion once every 3 weeks;JS004 will be administered in combination with toripalimab until disease progression or intolerable toxicity or up to 2 years of treatment or other reasons specified in the protocol

60 or 75mg/m2 via IV infusion on Day 1 of a 21-day cycle, which may be maintained until disease progression

500mg/m2 via IV infusion on Day 1 of a 21-day cycle for 4 cycles; Subjects who have disease progression after 4 cycles may continue to receive maintenance treatment with pemetrexed

75mg/m2 via IV infusion on Day 1 of a 21-day cycle for 4 cycles

AUC 5 via IV infusion on Day 1 of a 21-day cycle for 4 cycles

175mg/m2 via IV infusion on Day 1 of a 21-day cycle for 4 cycles

100mg/m2 via IV infusion on Days 1, 2, and 3 of a 21-day cycle for 4 cycles