Stock benchmarks in the Asia-Pacific region rose Tuesday, and S&P futures advanced, suggesting U.S. markets could also gain ground later in the day.

Investors in mainland Chinese stocks shrugged off data showing first-quarter exports fell by 11% year-over-year, in local-currency terms, while imports shrunk 0.7% on the same basis. By late morning, the benchmark Shanghai Composite Index had added 0.5%, while the tech-heavy ChiNext index in Shenzhen rose 1.4%.

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