hello, is this the shopping mall where I can handle credit cards in Haikou? The shopping mall in Haikou that can handle credit cards is Hainan Wanghai International Commercial Plaza. Haikou Commercial Leader-Hainan Wanghai International Commercial Plaza and China Everbright Bank Haikou Branch launched Everbright Wanghai International Co-branded Credit Card. Wanghai International's high-quality business combined with China Everbright Bank's huge user base in Hainan made the joint credit card get enthusiastic response as soon as it was launched.