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China’s latest macro releases show a mixed picture: GDP grew 4.5 % year‑over‑year, retail sales accelerated to 1.1 %, industrial output missed expectations at 5.2 %, and fixed‑asset investment continued to contract at –7.2 %. Unemployment edged down to 5.2 %. For systematic traders, these numbers provide fresh signals for factor models, cross‑asset correlations, and risk‑adjusted position sizing. This article walks through the quantitative implications and shows how to embed the data into a robust trading framework. Interpreting the Numbers in a Trading Context The headline GDP figure of 4.5 % beats the consensus of 4.4 %, suggesting that the overall economy is expanding slightly faster than analysts expected....