shopagg系统自动部署的是Wordpress开源程序，而Wordpress程序里又需要安装WooCommerce电商插件才可以拥有电商功能，WooCommerce 除了支持 PayPal 外，还支持多种其他收款平台，具体包括：
Stripe
Maximize revenue with the new checkout from Stripe.
WooPayments
The only payment solution fully integrated to Woo. Accept credit/debit cards and local payment options with no setup or monthly fees.
Square
Accepting payments is easy with Square. Clear rates, fast deposits (1-2 business days). Sell online and in person, and sync all payments, items and inventory.
PayPal Payments
PayPal’s brand recognition helps give customers the confidence to buy. PayPal’s all-in-one checkout solution allows you to offer PayPal, Venmo (US), Pay Later, credit and debit cards, country-specific payment options and more.
Amazon Pay
Enable a familiar, fast checkout for hundreds of millions of active Amazon customers globally
Payfast Payment Gateway
Take payments on your WooCommerce store via Payfast (redirect method).
Authorize.net, a Visa solution
收费的插件，每年$79
Online payments leader Authorize.net, a Visa Solution, helps thousands of businesses simplify payments by offering more solutions, more support, and more strength to stand on.
WooCommerce Pre-Orders
收费的插件，每年$179
Allow customers to order products before they are available.
PayPal Braintree
Accept PayPal, credit cards and debit cards with a single payment gateway solution — PayPal Powered by Braintree.
Mercado Pago
Set up your payment methods and accept credit and debit cards, cash, bank transfers and Mercado Pago account money. Offer secure and protected payments with the leading processor in Latin America.
Klarna Checkout
Klarna Checkout is a full checkout experience embedded on your site that includes all popular payment methods (Pay Now, Pay Later, Financing, Installments).
还有更多插件，就不一一列出了...
WooCommerce 提供大量扩展插件，商家可以根据业务需求和目标市场选择并集成适合的支付方式。
可以根据下面的图片指引，去你shopagg的网站后台查看一下：
