Hunan Kaimeite Gases — AI supply-chain exposure

Hunan Kaimeite began in food-grade carbon dioxide and is pushing into electronic specialty gases — rare gases and laser-gas mixes — now being qualified at domestic semiconductor customers. Its place in the chain is the process-gas layer, where lithography and etch tools depend on precise gas chemistries. The hook is the qualification climb itself: moving from commodity gas into fab-grade product is slow and exacting, so each customer approval is hard-won and, once secured, tends to stick — which the model reads as early, narrow but genuine exposure to the domestic-fab build-out.