www.retevis.com accept online payment method--Paypal, which takes data encryption technology to make paypal pay safe enough, so customers no need to worry about the private infomation betraied. And paypal is convenient for customers and sellers to trade. Seller could send Invoice first to customer for making payment. To avoid customers do not know how to make payment.
www.retevis.com also accept offline payment-- Wire transfer, Western Union, which is convenient, reasonable, simple and Global.