Tongda letter-index formula technology sharing and exchange forum-index formula technology-stock forum. Leading brokers with a net commission of 0.05438+03.

, including handling fee and transfer fee. 0.5 for top brokers, option 1.7, futures 0.0 1, listed on TDX. The stock of the top three brokers is 0.5, financing is 5.8 and futures is 0. 1. Head brokerage 0.2, financing 4.5%.