因为psplus在购买时点击付款，会跳转到worldpay的付款页面，就选择用wroldpay进行交易。
Worldpay最早是英国NatWest银行旗下的子公司洞枝野，在国民西敏寺银行和苏格兰皇家银行合并后，Worldpay于2009年从中纳喊独立出来，2010年8月6日，AdventInternational和贝恩资本搭卖同意以20.25亿英镑收购Worldpay，并于2015年上市，2018年1月16日Vantiv更名为Worldpay，Inc。
Worldpay不止是一款支付工具，还提供的解决方案涵盖了支付链的各个要素，包括收单、网关、风险管理、当地支付、资金管理、移动支付以及分析优化等一系列服务。
2、wowpayment是什么公司WorldPay是一家全球领先的独立支付业务运营商。之前曾经是皇家苏格兰银行闷宴（RBS）的一个部门，2010年8月，贝恩资本联合安宏国际通过杠杆收蚂宴银购获得了WorldPay百分之八十点一的股权，贝恩资本联合Advent国际成功完成了对剩余股权的收购，从而完全控制了WorldPay。WorldPay总部位于伦敦，在英国worldpay也是一种常用的在线支付方祥迹式。
3、worldpayTo start trading online with WorldPay you need to complete the following steps.
Step 1. Complete your Application
After completing your online application, ensure that you have the appropriate offline documentation printed, signed and returned to WorldPay.
察孝Step 2. Integrate with WorldPay
To start trading online, you need to connect your online shop to our secure payment system. We call this process 'integration'. For help with the integration of your website, please refer to our Integration section.
Step 3. Test your Integration
WorldPay provides you with a test account, so you can test your integration with our systems. Your test accounts at WorldPay works in the same way as live accounts, except that no funds are actually transferred.
When testing your site, your Purchase Token must include:
Your Installation ID (not Company ID).
The correct testMode parameter.
For example:
败逗稿input type=hidden name="instId" value="12345"
指薯input type=hidden name="testMode" value="100".
Please record your test instructions (including your test transaction ID) as they are required for activating your installation.
For more information about testing your integration, please refer to our Integration Guides.
Step 4. Check Compliance with WorldPay
To avoid problems when processing live transactions through your website, you must ensure that your website conforms to all of our Website Rules.
If you are a US customer, you must comply with the US Website Rules, as provided by Visa USA and Visa International ("Visa") and MasterCard USA and MasterCard International, ("MasterCard").
WorldPay will assess your business and your integration to our system before we set your account live.
Step 5. Activate your Installation
After you have completed your integration and sent a test transaction through our system, you will need to activate your installation.
To activate your installation, login into the Customer Management System (CMS) and select the 'Configuration Options' for your installation.
Here you will need to enter your successful test transaction instructions and your website URL. Pressing the 'Save Changes' button will confirm your intention to go live.
WorldPay will send you a confirmation email and when satisfied with your technical integration, will set your site live.
For further instructions on how to activate your installation, please refer to the Customer Management System User Guide.
After WorldPay have set your Installation Live
To start accepting live transactions using the WorldPay system, you will need to change your website to run in LIVE mode.
To do this, either:
Remove the testMode variable from your Purchase Token code; or
Change the testMode value to 0 (zero).
Note: WorldPay will make regular checks on your website to ensure that it complies with our Website Rules. Failure to comply with these rules may lead to the cancellation of your company account.
