外商进入电信市场的方式一、与国内电信运营商合作ISR方式指国际专用线路的两端与公共交换网相连的转售业务。国外第二类电信运营商(不拥有通信设施)提供国际私人出租专线，与国内运营商合作。在基本电信开放谈判的过程中，各成员方就国际电路转售问题最终未能达成一致意见，但 How Foreign Firms Enter the Telecommunication Market I. Cooperation with Domestic Telecommunication Operators The ISR method refers to the resale operation at both ends of an international private line that is connected to a public switched network. Foreign second-class telecom operators (do not own communications facilities) to provide private international private leased lines, and domestic operators. In the course of the opening talks on basic telecommunications, all member parties finally failed to reach an agreement on resale of international circuits. However,