The book Trading in Time and Space is based on the recording and lecture notes of the North American trading course offered by the author Mr. Zhou Zongtao in Canada. It covers all aspects of investment (speculation) transactions in securities, futures and foreign exchange markets, and makes a comprehensive and detailed interpretation of trading behavior. This book is a must-read reference book for foreign exchange, gold, futures and securities traders to improve their trading thinking ability, trading skills and tactics and stabilize trading results.