It does allow, you can check this list. Can approach these members. Even Indian retail traders can invest via LRS (liberalized remittance scheme) if they start equities as leveraged product are not allowed under this scheme.
Similarly how one trade now, open an account with a broker who has membership at giftcity.
If that is registered in gift city then it can, also it has to get foreign capital to manage as Indians are not allowed to trade in leverage products under LRS. Timing should be similar to our markets, not sure though.