---
title: "China Calculators — Chinese Standards (WGOC BMI, 百分制, Traditional Units)"
description: "Calculators using Chinese standards: WGOC BMI (overweight ≥24, obese ≥28), Chinese 百分制 grading (优秀/良好), traditional units (斤/里/亩), and China's no-tipping culture."
url: "https://worldcalculators.org/countries/china/"
canonical: "https://worldcalculators.org/countries/china/"
---

# China 中国

Calculators using Chinese standards: WGOC BMI (overweight ≥24, obese ≥28), Chinese 百分制 grading (优秀/良好), traditional units (斤/里/亩), and China's no-tipping culture.

## China BMI Standard vs. the World

The 2004 WGOC (Working Group on Obesity in China) study analyzed health data from 240,000 Chinese adults and found that cardiovascular and metabolic risks appeared at lower BMI values than in Western populations. This led to uniquely Chinese thresholds:

## Chinese Grading System: 百分制 vs. International

Chinese education from primary school through university uses a 100-point scale with letter-grade equivalents:

## Traditional Chinese Units Still in Use

Despite official metrication, traditional Chinese units (旧制单位) survive in everyday life and markets:

Source: https://worldcalculators.org/countries/china/
Markdown mirror of the HTML page. Prefer this URL for RAG; the interactive calculator still lives on the HTML page.