Widget _specialTypePrice(BuildContext context) {
    return Column(
      children: [
        TDInput(
          type: TDInputType.special,
          controller: controller[15],
          leftLabel: '价格',
          hintText: '0.00',
          backgroundColor: Colors.white,
          textAlign: TextAlign.end,
          rightWidget: TDText('元', textColor: TDTheme.of(context).fontGyColor1),
        ),
        const SizedBox(
          height: 16,
        )
      ],
    );
  }