China has defied the declining trend in domestic content in exports in many countries. We study Chinau2019s rising domestic content in exports using firm- and customs transaction-level data. Our approach embraces firm heterogeneity and hence reduces aggregation bias. We find that the substitution of domestic for imported materials by individual processing exporters caused Chinau2019s domestic content in exports to increase from 65% to 70% in 2000-2007. Such substitution was induced by the countryu2019s trade and investment liberalization, which deepened its engagement in global value chains and led to a greater variety of domestic materials becoming available at lower prices.
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