WXChooseInvoiceReq *cardReq = [[WXChooseInvoiceReq alloc]init];

    cardReq.appID = [self currentAppID];

    cardReq.timeStamp = (UInt32)timestamp.integerValue;

    cardReq.nonceStr = nonceStr;

    cardReq.signType = @"SHA1";

    cardReq.cardSign = cardSign;

    [WXApi sendReq:cardReq completion:nil];

这是源代码，微信和sdk都是最新版，登录和分享功能正常（但还是会二次跳转）