# The Wong Halves System for Card Counting

The Wong Halves System is a complex, level-3 method for counting cards and it is suitable for professional, highly experienced blackjack players. Bearing the name of its creator, Stanford Wong, this is one of the most complicated, yet exceptionally accurate and powerful systems for counting cards.

This method was first introduced in 1975 in Stanford Wong’s book Professional Blackjack, which has since then become a classic. Wong, whose actual name is John Ferguson, is one of the most prominent blackjack authors and researchers of the past several decades. His system was devised with skilled blackjack pros in mind so before trying it, players should be able to easily deal with simpler and more basic methods for counting cards.

## The Wong Halves System Fundamentals

Basics of the Wong Halves System
How to Use the Wong Halves System?
True Count

## Simplified Wong Halves Count

Before applying this system in real games, players should practice it for some time. It is quite complex mainly because of the fractions that are used in calculating the running count. To avoid this difficulty, some card counters have simplified the Wong Halves system in two major ways.

Doubling the Card Values
Hands with Eliminating Values