Interesting thread... Deere is great at marketing. It's why most people don't know how many tractors JD buys from other suppliers. Their largest supplier is Yanmar (Japan) for most compacts and subcompacts, including your 2305. Carraro (Italy) builds some utility and specialized for JD
Mahindra DOES build the most tractors in the world, and bought Japan's Mitsubishi last year (think Cub Cadet except CC-Yanmar, compact IH, etc.).
Mitsubishi build some Mahindra, and built IH and some Cub Cadet.
LS (formerly LG/GoldStar) builds compacts for New Holland and Case IH, as well as their own and others. Mitsubishi provided technical asst.
Branson is part of Kukje, which has built John Deere tractors over the years, and was purchased by TYM in 2016. Kukje originally had technological agreements with Yanmar and John Deere.
TYM (Tong Yang Moolson) has tie ups with Case IH, and has supplied some Mahindra, and the current RK Tractors, among others. Technical asst came from Iseki.
Kioti (DaeDong) received technical assistance from Ford, and later New Holland, and build the Bobcat tractors.
Massey Ferguson compacts are mainly built by Iseki in Japan, who also built Bolens, White, AGCO & Challenger compacts.
New Holland compacts are built by LS, Daedong, Shibaura (of Japan) and Carraro (Italy).
Case IH compacts are built by LS, Shibauara and Carraro.
Of note, Carraro (Agritalia) of Italy buils utility and specialized tractors for all of the majors: Case IH, John Deere, Claas, Massey Ferguson, Valtra and formerly Deutz-Fahr and others.