Glaucoma research in China has been booming in recent years. The research involves from gene mapping and functional assessment to surgical treatment using phaco alone, trabeculectomy or phacotrabeculectomy in angle closure glaucoma.1,2 The Panel of Glaucoma of the Chinese Ophthalmological Society has established the diagnosis and classification system for glaucoma with reference to the Preferred Practice Pattern (PPP) introduced by the American Academy of Ophthalmology in 2005.