The cooperation between OAO MSZ and Siemens AG (since 2001 – Framatome ANP) started in 1993. Within the framework of this cooperation OAO MSZ manufactures fuel assemblies for PWR (Pressurized Water Reactor) and BWR (Boling Water Reactor) based on French and German designs. Fuel for PWR and BWR reactors manufactured by MSZ is delivered to Germany, Switzerland, Netherlands and Sweden.