Tencent:

NetEase:

Perfect World Games:





Duoyi Network:





Kongzhong:

Leyou:





Riot Games 100% ownershipEpic Games [edit:possible] 40% ownership [Edit: it is being repored as an investment and not ownership by some sites]Bluehole 11.5% ownershipUbisoft 5% ownershipActivision Blizzard 5% ownershipGrinding Gear Games 80% ownershipSupercell 84.3% ownershipFrontier Developments 9% ownershipKakao 13.5% ownershipParadox Interactive 5% ownershipFatshark 36% ownershipFuncom 29% ownershipSharkmob 100% ownershipDiscord Undisclosed % ownership2017: NetEase makes an agreement with the American company Marvel Comics to develop a comic based on a Chinese superhero, in addition 12 comic copies by Marvel will be released online such as The Amazing Spider-Man, Captain America, and Guardians of the Galaxy.2018: NetEase invests US$100 million into Bungie for a minority stake in the company and a seat on its board of directors.[18].In December of the same year NetEase invested in New Zealand developer A44 (Formally known as Aurora 44), and it sold its comics business to Bilibili.2019: NetEase obtains a minority stake in Quantic Dream for an undisclosed investment.Commercially re-launched World of Warcraft in September 2009, which used to be operated by another company, The9 LimitedStarCraft II: Heart of the Swarm launched in PRC in July 2013Launched free-to-play digital strategy card game Hearthstone in PRC in Jan 2014; mobile version launched in April 2015Open beta testing of Heroes of the Storm started in China in May 2015Initiated open beta testing in PRC of Diablo III: Reaper of Souls in April 2015Three-‐year agreement to license Blizzard's title Overwatch in PRCAgreement to license Mojang's Minecraft and Minecraft: Pocket Edition in ChinaOperates the Chinese third-party Minecraft Hypixel serverWill assume the publishing of EVE Online in the Chinese market starting in October 2018Developing Diablo Immortal for iOS and AndroidOn October 18, 2012, Valve Corporation announced an agreement granting Perfect World exclusive rights to market and distribute Dota 2 in mainland China. CEO Robert Hong Xiao stated that his company was "confident that adding this action strategy game to our diverse portfolio of games will bring additional world-class entertainment and premier gaming experiences to our players in China."On February 25, 2016, Perfect World hosted Dota 2's Shanghai Major. While the tournament itself was well received in regards to the player performances, the event garnered criticism due to delays on stream, spotty broadcasts and various other problems within the tournament, including the theft and deterioration of the competing teams' equipment. In the month that followed the event, the president of Perfect World, Yunfan Zhang, apologized for the issues with the event.On September 24, 2017, Valve announced on the Counter-Strike blog that Perfect World would also be distributing Counter-Strike: Global Offensive in the Chinese market through the company's service.On June 12, 2018, Perfect World announced their subsidiary Perfect World Zhengqi (蒸汽，"Steam" in Chinese) would collaborate with Valve and build "Steam China". All games on Steam China will be checked by the Ministry of Culture of the People's Republic of China. Most Steam users criticized Perfect World, believing it will destroy the Chinese game market. China Central Television (CCTV) has also mentioned these concerns during their "Live News" on Channel 13 (News Channel).Duoyi established partnership with 505 Games for the exclusive right to operate Portal Knights, a survival action role-playing game, in China. Duoyi released Portal Knights in China on November 21, 2017.iQue:Partnership with Nintendo to distribute Nintendo handheld consoles. Has since moved into game development.It has a license to operate World of Tanks, other Wargaming properties, and Guild Wars 2 in ChinaIn 2015, Leyou became part-owner of Canadian developer Digital Extremes the developer and publisher of Warframe game on consoles and PC. Leyou purchased Digital Extremes in 2016.In July 2016, the sale of British games developer Splash Damage to Radius Maxima (a Leyou subsidiary)[4] was announced, for up to $150 million by Paul Wedgwood, its sole owner, co-founder and chief executive.In 2017, Leyou invested $10 million in Austin-based game developer, Certain Affinity to develop original games.In May 2018, Leyou launched a video game publishing label known as Athlon Games based in California.In September 2018, Leyou announced a partnership between Athlon Games and Middle-earth Enterprises to publish a multi-year online free to play game based on The Lord of the Rings fantasy work of J.R.R. Tolkien.Virtuos is a licensed developer on PS4, Xbox One, and Nintendo Switch. Virtuos' clients include 18 of the top 20 digital entertainment publishers. Its clients include Activision, Electronic Arts, LucasArts, Microsoft, Sony, Square Enix, Ubisoft and Zynga. Click link for wiki page of all the games co developed by Virtuos.*credit to wikipedia and PC gamer for these facts