Vietnam startup leverages LED technology to control crab sex, targets oversized ‘sumo’ crabs for export
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A project developing oversized crabs, known as ‘sumo’ crabs, drew strong attention at the 2025 Ca Mau Startup Competition in Ca Mau, the southernmost province of Vietnam, as it aims to reverse broodstock decline and boost the size of local farmed crabs.Vietnam startup leverages LED technology to control crab sex, targets oversized ‘sumo’ crabs for export
A project developing oversized crabs, known as ‘sumo’ crabs, drew strong attention at the 2025 Ca Mau Startup Competition in Ca Mau, the southernmost province of Vietnam, as it aims to reverse broodstock decline and boost the size of local farmed crabs. Read more














