Last month, the US asked the WTO to declare that China's laws to safeguard patents and copyrights failed to meet international standards.
In Sanchong, Ben's clones carry a notice in fractured English that reads: "Waring. It will break the law without authorized by Apple Inc, if you use `iPhone' logo on any electronic pruducts."
While the knockoffs resemble iPhones, they don't use Apple software. Ben says his phones have the advantage of working on any network, while iPhones connect only to AT&T Inc's system.
"It's the exterior we are imitating," Ben says. "If customers want functions, we can offer more and much better functions than the real phone."