Calendar and planning

Convert a lunar birthday for a chosen year, distinguish an ordinary month from a leap month, and preserve the original birthday record.

Count mainland working days using the annual holiday schedule and make the start date, endpoints and supplier calendar explicit.

Choose a date and named time zone for meetings with China, compare winter and summer offsets, and check cross-day results.

The six weekend workdays in China’s 2026 calendar, with holiday dates and examples for meetings, office visits and delivery deadlines.