Like many companies, Apple's manufacturing business is primarily located overseasIn a move of expert timing, Apple issued its 2010 Progress Report on Supplier Responsibility (PDF) on Tuesday. That the report arrives just two days ahead of its annual shareholder meeting is no coincidence; no doubt the company would like to have something positive to talk about during the pow-wow, in which shareholders often take advantage of the opportunity to grill the company’s executives on matters of social responsibility.