Critical components to India's Gaganyaan mission to be supplied by which of the following country?

India is in talks with Russia for a wider range of cooperation in the space sector to supply semi-cryogenic engine technology and critical components for India's first human space mission Gaganyaan for the year 2021. According to Roscosmos (Russian state run space corporation), a top level meeting between Russia and India regarding the mission cooperation is likely to be held during the 5th Eastern Economic Forum(EEF) from September 4-6 in Vladivostok, Russia. As per a contract signed on June 27 this year between Indian Space Research Organisation (ISRO) and Russian space agency Glavkosmos(part of Roscosmos), 4 Indians are to be trained at the Yuri Gagarin Cosmonaut Centre.