1. Laparoscopic surgery in patients with acute abdomen, including gastrointestinal perforation, peritonitis, intestinal adhesion, biliary tract and gallstones, acute appendicitis, cholecystitis
2. Minimally invasive hepatobiliary and pancreatic surgery, right hepatectomy, caudal lobe resection, middle hepatectomy
3. Total laparoscopic right liver donation for liver transplantation
4. Da Vinci's robotic arm is operated in hepatobiliary and pancreatic surgery.
5. Minimally invasive biliary surgery cholangiocarcinoma