One of the founders of the Arachnology Laboratory at Hebei University.
Made significant contributions to the classification of Chinese spiders (Araneae), harvestmen (Opiliones), and scorpions (Scorpiones).
Described over 320 new species, 5 new genera, and 2 new subfamilies.
Published 110+ research papers, and led key volumes in the Fauna Sinica series. Notably, his volume on Araneae: Theridiidae was lauded by Harvard’s Prof. Herbert W. Levi as “a model for global taxonomic treatises”.
Collected and curated a pivotal research collection of 100,000+ arachnid specimens, including type specimens of over 300 species.