Is the comfortable entry function of Harvard champion turned off, so it can't be used without keyless entry?

No, the comfortable entry function of Harvard champion has nothing to do with keyless entry, so it is not available. Haval is a sub-brand of Great Wall Motor, which was founded on March 29th, 20 13. Haval brand, which mainly focuses on SUV models, operates in parallel with Great Wall brand, and adopts independent logos, independent product development, production and service system, mainly engaged in SUV production and sales.