Efficacy and Safety of Herombopag in Patients With Thrombocytopenia Before Hepatectomy

This study is testing herombopag, a drug that helps increase platelet counts, in patients who have low platelets (thrombocytopenia) and are scheduled for liver surgery (hepatectomy). The goal is to see if raising platelet levels before surgery is safe and effective. **You may be eligible if...** - You are 18 years or older - You are scheduled to undergo liver surgery (hepatectomy) - Your platelet count is between 50 and 80 billion per liter (mildly low) - Your liver function is preserved (Child-Pugh A or mild B) - Your life expectancy is at least 3 months - Your bone marrow and kidney function are normal **You may NOT be eligible if...** - You have had a blood clot (arterial or venous thrombosis) in the past - You have a primary blood disorder or a history of immune thrombocytopenia (ITP) - You have received a platelet transfusion within the past 7 days - You have a history of certain cancers of the blood Talk to your doctor to see if this trial is right for you.