Sources: McKinsey, BCG, and other US firms are splitting their IT systems to decouple China data, as Beijing expands anti-espionage rules and data regulation
Beijing's move to expand anti-espionage rules and data regulation has companies racing to hive off systems
Context & Ripple Effects
Beijing has been tightening its grip on corporate data for over a year: Document 79 directed state-owned companies to replace foreign email, HR, and enterprise software back in September 2022, and Washington's October 2022 move to cut Chinese AI and supercomputing firms off from US tech set the two capitals on a collision course over technology access.
The consulting firms are now caught in the middle of that squeeze. With anti-espionage rules expanding and data regulation hardening, McKinsey and BCG are physically separating their China IT systems from global ones — an admission that a single integrated network is no longer tenable for firms whose product is confidential client information.
First-order effects
- McKinsey and BCG must now run duplicate IT stacks — one for China, one for everywhere else — raising operating costs and fragmenting the cross-border knowledge flows their global engagement model depends on.
- Their consultants' work in China sits under expanded anti-espionage exposure, raising the legal risk of routine data handling for both the firms and their multinational clients.
Second-order effects
- Other multinationals with sensitive China operations face pressure to copy the split-IT template, and enterprise software vendors must decide whether to sell China-deployable versions or cede that market — extending the substitution push Document 79 started at state-owned companies.
- The compliance burden becomes a bargaining chip: Shanghai's later plan to accelerate approvals for foreign firms sending local data offshore shows Beijing treating data-export permission as something to be granted or withheld.
Third-order effects
- If the pattern holds, corporate IT structurally bifurcates into a China stack and a rest-of-world stack, making data localization the default architecture for any multinational operating across the two blocs.
- Beijing keeps widening the perimeter — by 2026 its trade secret rules cover data and algorithms — so the decoupling frontier migrates from databases toward models and know-how themselves.
The trend: Multinational IT infrastructure is bifurcating along geopolitical lines as Beijing's expanding data and security rules force firms to treat China as a separately walled system.