During the 2006
Farnborough Airshow, the Russian Siberian Aeronautical Research Institute (SibNIA) confirmed its participation in the J-10 program. According to the article, this participation was limited to observation and instruction as "scientific guides." The sources also claimed that the J-10 was based on the canceled Israeli IAI Lavi.<sup class="reference" id="cite_ref-24">
[25]</sup>
Kommersant's reporter Kostantin Lantratov affirmed that Russian consent was required to export the J-10, given its Russian
AL-31 engine.
It has been reported that composite materials tested in the Delsen Testing Laboratories in Glendale, California during the year 1990 were related to the J-10 project.<sup class="reference" id="cite_ref-25">
[26]</sup>