Sunrise time and sunset time of Qingdao summer solstice

Generally speaking, the sunrise time of summer solstice is 6: 34: 08 am, and the sunset time is 18: 43: 12 seconds.

Solstice is the earliest of the 24 solar terms. Every year on June 20th, or 2 1, or 22nd of the Gregorian calendar. In the 7th century BC, the shadow of the sun was measured by civil soil gauge, thus the summer solstice was determined.