OREANDA-NEWS. October 17, 2011. Imstalcon (Almaty), whose bonds are officially listed at Kazakhstan Stock Exchange (KASE), has provided KASE with a copy of a certificate of the LLP Rating Agency Expert RA Kazakhstan stating assignment of the B creditworthiness rating (satisfactory level of creditworthiness) to JSC Imstalcon and assignment of the B bond issue reliability rating (satisfactory level of reliability) to its bonds KZP01Y07D549 (KZ2C00000412, IMSKb1), KZP02Y07D547 (KZ2C00000446, IMSKb2) and KZP01Y07D747 (KZ2C00000420, IMSKb3)б reported the press-centre of KASE.