<div class="stepper" data-productType={{goods_type}}>
    <div class="minus action">
        <span class="iconfont">&#xe621;</span>
    </div>
    <div class="num">
        <input type="text" class="input" value={{buy_number}} />
    </div>
    <div class="plus action">
        <span class="iconfont">&#xe61f;</span>
    </div>
</div>