The last gen army assault rifles in China India and Pakistan are well comparable by their characteristics, 7.62 mm based with some tendency to go for lower caliber from the 7.62x39 mm (Russian, 1943). While India decided to go for 5.56 NATO (INSAS), China - for 5.8x42 Chino (QBZ-97), Pakistan still didnt decide whether to go for lower caliber or not. The most popular in three armies are still 7.62 AK-47 clones and developments: Type-81 (China, exported to Pakistan), Indian 7.62 mm AK-47 (Bulgarian made, purchased by BJP goverment). The issue of the caliber is not clear since Iraq and Afghan wars rised speculations about need for bigger caliber, 6-7mm, or return to 7.62x39 standard.
Pictures of the last inventions: 1) Indian 5.56x45 mm INSAS, most close to AK-101/Galil with a bit longer barrel
2) Chinese QBZ-95 for spec forces
3) Rounds: 5.56x45 NATO, 5.45x39 Russian, 5.8x42 Chinese