中文之钥 THE KEY TO CHINESE · THREE-SCRIPT THEORY · VISUAL KEY
🇨🇳 简体中文🇬🇧 English🇹🇼 繁體中文

Visual Key · 视觉输入法

See it, tap it — type Chinese and look up characters without knowing pinyin.

Pinyin input means learning pinyin first; Wubi means memorising radicals; handwriting is slow. The Visual Key takes another road: the brain is sensitive to shape, not to strokes. It breaks each character into intuitive components, so you can “type what you see” — no pinyin, no radical knowledge, no stroke order required. It is the fruit of twenty years of structural research into Chinese characters at Clavis Sinica (中文之钥).

Three steps: strokes → components → character

① See the strokes

Characters are made of strokes. Eight basic strokes (and their variants) build them all; tap them on the keyboard to trigger component suggestions.

② Get components

Strokes aren't the goal — they are the “door” to components. The system suggests likely parts: 木, 日, 月, 亻, 女, 口… You type and recognise at once.

③ Assemble

Judge each component's position and structure (left-right / top-bottom / enclosure…) and combine. What you see is what you get.

林 = 木 + 木  ·  明 = 日 + 月  ·  休 = 亻 + 木

See the parts, tap the components, the character appears. Most learners pick up both input and lookup in three to five minutes.

Look up characters without pinyin · the Visual Key Method

The same logic powers dictionary lookup — three visual ways to find a character:

e.g. to find 想 → structure is top-bottom; components are 木 / 目 / 心 → tap to get it.

The theory behind it: the Three-Script Theory

The Visual Key is not a trick — it rests on Clavis Sinica's structural account of Chinese: 8 basic strokes · 210 components · 176 structures, covering the generative logic of over eight thousand characters. Semantic components carry meaning (木→tree, 氵→water); phonetic components hint at sound (青→清/情/晴) — this is the Three-Script Theory in action. Understanding a character's “semantic + phonetic” parts makes typing, lookup and memory faster.

Global launch & scholarly reception

In December 2024 the global launch of the Chinese Visual Key Input Method was held in Dubai (under the guidance of the China Council for the Promotion of International Trade, alongside the 2024 International Chinese Communication Think-Tank Forum, with 60+ China–UAE experts and scholars attending). Developed over sixteen years, the method uses a framework-coordinate algorithm to turn characters into colour-and-position modules and, with AI, supports simplified, traditional and variant forms — over 80,000 characters — letting beginners “type Chinese in three minutes.”

Prof. Zhang Xiping (Beijing Language and Culture University) called it the most significant advance in Chinese-character research since the Shuowen Jiezi, and a fundamental break from four centuries of teaching Chinese through Roman-letter spelling — a milestone. Prof. Pan Wenguo (East China Normal University) and Dr. Yu Zhong (Tsinghua University's International AI-Governance Institute) also praised it. (coverage: Sina Finance · China.com)

About the inventor · Dr. John Chu (楚建德)

Inventor of the Visual Key and founder of Clavis Sinica. Named an “Education Person of the Year 2015” by China Education Online — one of only six honourees that year, alongside Nobel laureate Tu Youyou. (see the list)

Over twenty years he has focused on the structural study of Chinese characters, proposing the Three-Script Theory and the Visual Key Method, and turning them into a complete system that can be taught, typed and searched.

Want the theory? → Method · History · Products

Dr. John Chu (楚建德) · Auckland, New Zealand
Built on 102,857 listed-company executive names · a 14,941-character dictionary · Claude claude-sonnet-4-6
Home · Method · History · Press · Products · FAQ · Contact
Terms · Privacy · Refund