Madrid is 6 hours behind Shanghai
Best overlap: 2:00 PM to 6:00 PM in Shanghai is 8:00 AM to 12:00 PM in Madrid.
The best time to meet is 2:00 PM to 6:00 PM in Shanghai, which is 8:00 AM to 12:00 PM in Madrid. Madrid is 6 hours behind Shanghai, leaving about 4 hours of shared hours — plan recurring calls early in that window to leave buffer. The difference isn't constant year-round: Madrid adjusts for daylight saving while Shanghai holds steady.