I don't know enough to support their extreme position, but for the sake of information:
Part of it is state-owned banks (the dominant form of banking in China) offering attractive lending to state-owned enterprises, as loan officers avoid the risk of being accused of corruption.
Also, there likely is/was more direct encouragement of exporters (e.g. by subsidies), similar to other countries, but my source doesn't specify if this currently applies to China.
Source: Fault Lines: How Hidden Fractures Still Threaten the World Economy (2010)
None of the top Chinese tech companies are state-owned. Also 2010 was before Xi Jinping. Things have changed a lot now. Now they get striked left and right by regulations. Just look at their stock price.
Part of it is state-owned banks (the dominant form of banking in China) offering attractive lending to state-owned enterprises, as loan officers avoid the risk of being accused of corruption.
Also, there likely is/was more direct encouragement of exporters (e.g. by subsidies), similar to other countries, but my source doesn't specify if this currently applies to China.
Source: Fault Lines: How Hidden Fractures Still Threaten the World Economy (2010)