I can't read Russian but this site
Russian weapon does not lose its attractiveness for inozakazchika. As stated the general director of concern PVO - AIR DEFENSE "diamond -Ante1" Vladislav men'shchikov, entered the force additional supply agreement to China of the eight additional battalions of the zenith rocket systems (ZRS) of S -300PMU2 "favorite". As noted the general director Of interfaks-AVN, at present concern carries out supply agreement into China of eight battalions of zenith rocket systems S -300PMU2 "favorite". After this, the enterprise will approach the fulfillment one additional the same by the volume of the contract, which recently entered the force. Vladislav men'shchikov emphasized that there are no fundamental problems with the Chinese contracts. All obligations before the customer are carried out in time and with the high quality.
One additional example of this - supply agreement ZRS S -300PMU1 into Vietnam. This contract is already completely executed, and Vietnam is interested in the additional purchase of our systems. The negotiations now are conducted on this. Zenith rocket system S -300PMU2 "favorite" is further development of well known in Russia and abroad ZRS S -300PMU1. Basic special feature of system - ability to assuredly strike ballistic targets via the undermining of warhead directly at the interception point. It is also important, that in the "favorite" to 200 km is extended the lethal area with the work on the aerodynamic purposes. According to the estimation of specialists, new Russian zenith rocket system on the majority of the parameters exceeds foreign analogs, including American "Patriot". "favorite" has one and a half times the long range of action, than the system S -300PMU1, which now find in arsenal of Russian army and armies of a number of the foreign countries. Important special feature ZRS "favorite" is the fact that it easily is integrated into different air defense systems of the foreign countries. "favorite" is capable to strike aerial targets at the distances from 3 to 200 km in the range of heights from 0,01 to 27 km, including ballistic missiles with the launching range to 1.000 km by the physical destruction of warheads at the distances to 40 km the speed of the beaten purposes - to 2.800 m/s. ZRS is capable of conducting simultaneous firing to six purposes with the guidance to two rockets to each target. Rate of fire 3 - 5 s. Let us recall that the concern OF PVO - AIR DEFENSE "diamond -Ante1" became the most important company of Russia by the volumes of the production of the defense production in 2005. The volume of sales was 45 billion rubles by the holding of the production of military designation. Concern conducts scale works on the creation of the weapon systems of new generation, in particular zenith rocket system S -400.