Quarter Diving is a PADI 5 Star IDC Career Development Centre based in New Taipei, Taiwan, teaching mainly at the Northeast Coast dive sites near Longdong. Founded by three instructors and a designer, the team has grown to more than 15 PADI instructors offering flexible, appointment-based scheduling and small classes (instructor-to-student ratio up to 1:3). The programme spans recreational courses from Open Water Diver through Rescue Diver and Divemaster, freediving and mermaid courses, technical diving (Tec40-Tec50), specialties such as sidemount, drysuit, deep and enriched air, and the full PADI instructor-development pathway (IDC Staff, OWSI, Specialty Instructor). The centre is licensed and insured for water-recreation activities under Taiwan's regulations.