Lab-Grown Diamond Concept Stocks Rally, Huanghe Whirlwind Hits Limit-Up

Lab-grown diamond concept stocks advanced in trading. Huanghe Whirlwind surged to its daily limit-up, while Huifeng Diamond, Sinomach Precision, Sifangda, and Liliang Diamond also rose and ranked among the top gainers of the session. Several names in the sector moved higher in tandem, reflecting broad strength across the lab-grown diamond segment, with Huanghe Whirlwind recording the strongest action of the day.