The number of days per month to determine the number of pages in each book page torn wholesale calendar and write the month and date on each page, and then to serve the emperor's eunuch temporary custody until the eunuch write down on empty pages daily Emperor's words and deeds and to look over the month ending cross emperor, approval, delivery historian archiving. Later, it also put the Lunar calendar month on the calendar so torn page order, throttle and auspicious day in the calendar are printed, and leave large gaps for notebook use. As for the future development into various forms of calendar and desk calendar, and torn page calendar sales, but nearly a century of business. With the development of the times, despite an increase in the calendar of the species, the pattern has also been refurbished, but still preserves old calendar pattern. Gregorian calendar (Gregorian Calendar) Gregorian calendar, is the international calendar, the Gregorian calendar. In AD 15 October 1582 enabled by the Roman Catholic Pope Gregory XIII (Pope Gregory 13). Gregorian calendar is based on the Julian calendar, leap year is set to make some adjustments, according to the Julian calendar, every four hundred years, a hundred leap day, the Gregorian calendar will be reduced to one hundred leap day ninety-seven. Gregory XIII This adjustment is made for religious reasons, in order to accurately calculate the day of Jesus' resurrection. Supply tear calendar page | high sea Hang Fai printing | tear pages from the calendar provided Nanhai District of Foshan City Sands high sea Fai printing plant. Foshan Nanhai Jinsha high sea Fai printing (www.fs-henghui.com) Guangdong Foshan, calendar, calendars, greeting cards leaders, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. Hang Fai printing leadership in the high sea with the staff warmly welcome all inquiries negotiations to create the high sea Hang Fai printing a better future.