You can't. Ordinary investors can invest in OTC options, but the counterparties who participate in OTC options are limited to professional institutional investors who meet the Measures for the Administration of Suitability of Securities and Futures Investors, and individual investors cannot directly participate in OTC options investment. After all, it is institutions that can finally participate in OTC options trading. Even the second way of individual participation is ultimately decided by the organization. Therefore, we can know that individual investors cannot directly participate in OTC options trading.