BEIJING, July 18 (Reuters) - Stock index futures and options based on CSI1000 will start trading on the China Financial Futures Exchange (CFFEX) from July 22, China Securities Regulatory Commission said on Monday.

Currently, CFFEX only has three types of stock index futures products, tracking mega-cap SSE50 Index, blue-chip CSI300 Index and small-cap CSI500 Index respectively. (Reporting by Beijing newsroom; Editing by Edmund Blair)