The study is conducted to evaluate the efficacy, safety and tolerability of apatinib (375 mg qd) and etoposide capsule (50 mg/d, d1-14, q3w) in subjects with platinum resistant or refractory ovarian cancer compared with weekly paclitaxel (80 mg/m2, d1, d8, d15, q3w).

Inclusion Criteria:

1. 18 Years and older
2. Epithelial ovarian, fallopian tube or primary peritoneal cancer
3. Platinum refractory and resistant disease (disease progression during platinum therapy or within 6 months of platinum therapy)
4. EOCG performance status of 0-1

Exclusion Criteria:

1. Uncontrolled hypertension ( systolic ≥140 mmHg or diastolic ≥90 mmHg despite antihypertensive therapy)
2. Known hypersensitivity to any of the study drugs or excipients.
3. Known hereditary or acquired bleeding and thrombotic tendencies (e.g. hemophiliacs, coagulation disorders, thrombocytopenia, etc.);
4. Congenital or acquired immune deficiency (e.g. HIV infected)

All clinical study findings and documents will be regarded as confidential. The investigator and members of his/her research team must not disclose such information without prior written approval from the sponsor.