Dr. Du has practiced in orbital and lacrimal surgery and oculoplastics for more than 20 years. Dr. Du specializes in refractory, recurrent, and traumatic lacrimal disorders as well as oculoplastic and orbital diseases, and is highly skilled in a broad range of procedures: endoscopic transnasal minimally invasive lacrimal surgery, endoscopic transnasal orbital decompression, endoscopic optic canal decompression, lacrimal bypass surgery, and canalicular laceration repair.

Dr. Du also performs ocular prosthesis implantation, entropion and ectropion correction, eyelid deformity repair, medial and lateral canthoplasty, ptosis correction, double-eyelid blepharoplasty, lower-eyelid blepharoplasty, correction of eyelid skin laxity, and eyelid tumor excision with cosmetic reconstruction.