UPDATE 2-Aston Martin cuts development spend as tariffs, weak China hit earnings

* Future product spend cut to 1.7 billion pounds over 5 years * No positive free cash flow expected in H2 this year * Reviews costs amid challenging macroeconomic environment * Expects improved profitability and cash flow in 2026 (Recasts lead with spending cuts, adds details throughout) By Raechel Thankam Job Oct 29 (Reuters) – Aston Martin will cut its spending on developing new cars by 300 million pounds ($402 million) after uncertainty from U.S. tariffs and "extremely subdued" Chinese demand led to another wider-than-expected quarterly loss on Wednesday. Only weeks after warning of a deepening annual loss, the British luxury carmaker said it is reviewing its costs and future capital spending as the global macroeconomic environment for the automotive industry remains challenging. The ca