Guides

Enter your birth time exactly as it appears on your birth certificate. Mainland China (1986-1991) and Taiwan (1945-1961) previously observed Daylight Saving Time. The system automatically adjusts for this.

Instructions for each feature, along with the fields most commonly filled out incorrectly or misunderstood.

Recording Lunar Dates: Why You Need a System to Convert Them for You

When recording birthdays or anniversaries of death, do you write the date using the Gregorian calendar or the lunar calendar? The Gregorian date corresponding to a lunar date changes every year, and manual look-ups are prone to error. This site provides automatic conversion of lunar dates and reminders, with a privacy-focused design for sensitive titles like "Anniversary of Mother's Passing."

Published on 2026-08-04 · ~3 min read

How to Check Holidays for Thirteen Regions: And Why Mainland China's Make-up Workdays Need Special Treatment

The Almanac calendar can display holidays for multiple regions simultaneously, but if 'data not found' looks the same as 'we haven't entered it yet,' users will plan their schedules based on it. This article explains how the tool is designed and why mainland China's make-up workdays require special handling.

Published on 2026-08-04 · ~4 min read

How to Use the Simplified-to-Traditional Risk Detection: Why It Doesn't Convert for You Directly

Paste in simplified text, and the system only flags high-risk words without automatically converting them to traditional characters. This is a deliberate design, not an incomplete feature. This article explains the reasons behind this, the specific operational process of the detection tool, and what it means when a term is marked as 'unverified'.

Published on 2026-08-03 · ~4 min read

How to Fill in Birth Time: Daylight Saving Time, True Solar Time, and the Assignment of the Hour of the Rat (子時) to a Day

This is the step most prone to error in bazi (八字, 'Eight Characters') charting. Attempting to calculate the time yourself is often where the mistakes begin. This article explains the correct way to fill in the information and what time conversions the charting system handles for you behind the scenes.

Published on 2026-08-03 · ~5 min read